ISS Crew Activity
Workload Analysis
Computed from International Space Station daily crew timeline PDFs 2001-2014 published by issinrealtime.org. Click any chart element to drill into the underlying tasks.

🔧 Maintenance / Inspection
2001–2014 · PDF crew timelines
Avg maintenance hours / day
2.99
across 4,327 days analysed
Total maintenance hours
12,934
summed across all years
🔧 Maintenance Hours per Year
12,933total hours · 13 years
Most Common Maintenance Tasks
500unique tasks identified
| # | Task | Occurrences | Total hrs |
|---|---|---|---|
| 1 | morning inspection | 5,515 | 850.8h |
| 2 | 🇷🇺сож maintenance(life support system) | 2,895 | 1781.8h |
| 3 | elektron vm aerosol filter inspection | 866 | 72.2h |
| 4 | 🇷🇺morning inspection sm псс caution warning panel test | 337 | 55.7h |
| 5 | tvis maintenance(Treadmill with Vibration Isolation and Stabilization) | 291 | 53.1h |
| 6 | sm ventilation system preventive maintenance | 273 | 475.5h |
| 7 | wrs water sample analysis | 215 | 36.2h |
| 8 | payload status check | 199 | 26.8h |
| 9 | maintenance of | 165 | 104.9h |
| 10 | plants 2 payload status check | 143 | 11.9h |
| 11 | morning inspection laptop rs1 2 reboot | 119 | 19.8h |
| 12 | oca ssc router reboot | 106 | 9.3h |
| 13 | start bsa battery charge | 105 | 42.3h |
| 14 | daily payload status check | 102 | 20.9h |
| 15 | ssc file server reboot | 84 | 7.0h |
| 16 | t2 snubber arm inspection | 83 | 12.8h |
| 17 | 🇷🇺коб2 4гб4 half coupling shell coolant leak check | 75 | 14.7h |
| 18 | inspection of 1 separator | 75 | 10.4h |
| 19 | tvis monthly maintenance(Treadmill with Vibration Isolation and Stabilization) | 72 | 40.4h |
| 20 | battery stowage assembly bsa battery recharge terminate | 72 | 13.2h |
| 21 | o2 level check | 71 | 11.1h |
| 22 | weekly maintenance of tvis(Treadmill with Vibration Isolation and Stabilization) | 70 | 6.3h |
| 23 | matryoshka r monitoring lulin 5 readings | 70 | 23.7h |
| 24 | ekam worf battery swap | 67 | 7.4h |
| 25 | icv makita battery replacement | 64 | 5.3h |
| 26 | morning inspection rss1 2 reboot | 58 | 9.7h |
| 27 | ehs air quality monitor aqm end | 57 | 6.1h |
| 28 | 🇷🇺ип 1 flow sensor position check | 55 | 13.7h |
| 29 | ehs air quality monitoring aqm start | 55 | 9.3h |
| 30 | mo 8 cleanup | 54 | 9.0h |
| 31 | 🇷🇺inspection of брпк separator | 54 | 4.5h |
| 32 | 🇷🇺fgb цв2 fan cleaning | 54 | 128.8h |
| 33 | iridium phone charging status check | 53 | 4.4h |
| 34 | cgba status check | 52 | 4.3h |
| 35 | icv makita battery swap | 51 | 4.3h |
| 36 | ared guide rail inspection | 51 | 9.8h |
| 37 | dcs battery charging | 48 | 4.4h |
| 38 | icv 3h makita battery changeout | 46 | 4.3h |
| 39 | hms defibrillator inspection | 46 | 6.0h |
| 40 | wrs maintenance | 45 | 23.5h |
| 41 | increment 4 payload status check | 44 | 12.6h |
| 42 | hatch seal inspection | 44 | 48.2h |
| 43 | 🇷🇺inspection of срв к2м sediment trap insert | 43 | 12.8h |
| 44 | izgib dakon payload status check | 42 | 3.5h |
| 45 | 🇷🇺cleaning гжт4 gas liquid heat exchanger вт 7 fan screen | 41 | 59.4h |
| 46 | water recovery system filling a cwc i from pwd aux port | 40 | 14.1h |
| 47 | terminate bsa battery charge | 40 | 6.9h |
| 48 | morning inspection laptop rs2 1 reboot | 40 | 6.5h |
| 49 | start emu battery charge | 39 | 14.5h |
| 50 | weekly housecleaning | 38 | 93.0h |
| 51 | 🇷🇺treadmill т2 monthly inspection | 38 | 6.4h |
| 52 | ssc oca router reboot | 38 | 3.2h |
| 53 | rebooting oca ssc router | 38 | 3.2h |
| 54 | cgba status check and monitor cleaning | 38 | 4.6h |
| 55 | 🇷🇺сож maintenance inspection of брпк separator(life support system) | 37 | 18.3h |
| 56 | msg visual inspection and activation | 37 | 6.2h |
| 57 | morning inspection laptop rss2 reboot | 37 | 6.2h |
| 58 | red bolt maintenance | 36 | 12.0h |
| 59 | rebooting all pcs weekly | 36 | 9.0h |
| 60 | motorola phone charging status check | 36 | 3.0h |
| 61 | laptop rs1 2 reboot | 36 | 5.9h |
| 62 | uragan fss pl battery charge start | 35 | 6.0h |
| 63 | carbon dioxide level monitoring | 35 | 4.3h |
| 64 | potable water dispenser pwd daily ambient flush | 34 | 6.0h |
| 65 | defibrillator checkout | 34 | 16.8h |
| 66 | ssrms checkout | 33 | 16.5h |
| 67 | water recovery system recycle filter tank assembly rfta r r | 32 | 29.2h |
| 68 | kazbek fit check | 32 | 16.2h |
| 69 | odf replacement | 31 | 28.0h |
| 70 | lab payload daily status check | 31 | 12.1h |
| 71 | 🇷🇺в3 fan screen cleaning in dc1 | 30 | 30.3h |
| 72 | toca calibration | 30 | 9.3h |
| 73 | plazmenniy kristall pressure check | 30 | 2.5h |
| 74 | 🇷🇺inspection of брпк 1 separator | 30 | 2.5h |
| 75 | uf1 payload status check | 29 | 7.4h |
| 76 | mo 21 prep ecosphere battery charge | 29 | 9.7h |
| 77 | environmental health system ehs csa cp calibration | 29 | 12.4h |
| 78 | 🇷🇺cleaning вд1 and вд2 air ducts in dc 1 | 29 | 19.3h |
| 79 | makita battery swap recharge | 28 | 2.4h |
| 80 | safer checkout | 27 | 16.8h |
| 81 | reboot laptop rs2 1 | 27 | 4.6h |
| 82 | plazmennyi kristall pressure check | 27 | 2.3h |
| 83 | lab window leak check | 27 | 3.2h |
| 84 | cgba 5 status check | 27 | 2.3h |
| 85 | plasma crystal 3 turbo pump deactivation | 26 | 2.2h |
| 86 | ekam battery swap | 26 | 4.3h |
| 87 | cgba 5 bioprocessor status check | 26 | 2.2h |
| 88 | cevis monthly maintenance | 26 | 7.8h |
| 89 | 🇷🇺брпк separator inspection | 25 | 2.1h |
| 90 | tvis r r(Treadmill with Vibration Isolation and Stabilization) | 25 | 67.6h |
| 91 | spheres battery charge | 25 | 2.8h |
| 92 | 🇷🇺orlan and бсс preliminary leak check | 25 | 2.1h |
| 93 | morning inspection rss1 rss2 reboot | 25 | 4.3h |
| 94 | energy water sample collection | 25 | 2.5h |
| 95 | daily status check of us payloads | 25 | 9.9h |
| 96 | csa cp battery changeout | 25 | 5.1h |
| 97 | scheduled inspection of red | 24 | 3.3h |
| 98 | routine inspection of red | 24 | 5.7h |
| 99 | laptop rs2 1 reboot | 24 | 4.1h |
| 100 | us lab payload status check | 22 | 3.7h |
| 101 | termo lada visual inspection of hardware operation | 22 | 1.8h |
| 102 | rgn rec tk transfer and replacement | 22 | 17.0h |
| 103 | rebooting all pcs pws | 22 | 9.9h |
| 104 | plasma crystal 3 turbo pump activation | 22 | 1.8h |
| 105 | lab payload status check | 22 | 4.1h |
| 106 | icv makita battery installation | 22 | 3.3h |
| 107 | emu battery discharge | 22 | 5.7h |
| 108 | 🇷🇺dc1 бсс orlan interface unit checkout | 22 | 7.3h |
| 109 | 🇷🇺cleaning вд1 and вд2 air ducts in mrm2 | 22 | 13.3h |
| 110 | 🇷🇺ипд air sampling for ammonia in sm | 21 | 4.9h |
| 111 | morning inspection of the station | 21 | 3.5h |
| 112 | medical restraint system cmrs checkout | 21 | 10.3h |
| 113 | 🇷🇺в3 fan screen cleaning in mrm2 | 20 | 19.8h |
| 114 | wrm condensate pumping terminate | 20 | 4.8h |
| 115 | wrm condensate pumping initiation | 20 | 8.4h |
| 116 | station inspection | 20 | 3.7h |
| 117 | mrm1 fan screen cleaning group b | 20 | 21.3h |
| 118 | maintenance | 20 | 13.0h |
| 119 | 🇷🇺inspection of брпк 2 separator | 20 | 1.7h |
| 120 | icv battery replacement | 20 | 1.7h |
| 121 | csa cp zero calibration | 20 | 6.9h |
| 122 | 🇷🇺сож maintenance inspection of брпк(life support system) | 19 | 9.3h |
| 123 | wrm condensate pumping start | 19 | 7.3h |
| 124 | weekly station cleanup | 19 | 48.6h |
| 125 | toca water sample analysis | 19 | 4.8h |
| 126 | sdto t2 inspection | 19 | 3.2h |
| 127 | rws cable checkout | 19 | 1.8h |
| 128 | red inspection and access evaluation | 19 | 4.7h |
| 129 | pmm cleanup | 19 | 30.3h |
| 130 | 🇷🇺cleaning fgb гжт detachable screens 1 2 3 | 19 | 19.0h |
| 131 | 🇷🇺clean fgb цв1 fan guard screen | 19 | 9.4h |
| 132 | cgba status check and maintenance | 19 | 1.7h |
| 133 | ared rope replacement | 19 | 17.5h |
| 134 | ared lubrication | 19 | 21.3h |
| 135 | reboot all pcs once a week | 18 | 4.8h |
| 136 | iridium phone charging terminate charge cleanup | 18 | 3.0h |
| 137 | icv makita battery stow | 18 | 1.7h |
| 138 | 🇷🇺fe 1 сож maintenance(life support system) | 18 | 9.8h |
| 139 | emu battery charge start | 18 | 6.2h |
| 140 | bioprocessor and cgba 5 status check | 18 | 1.5h |
| 141 | veg daily plant check | 17 | 1.4h |
| 142 | t2 monthly inspection | 17 | 5.0h |
| 143 | respiratory support pack checkout | 17 | 4.5h |
| 144 | pcs reboot once a week | 17 | 4.3h |
| 145 | albedo battery charge start | 17 | 2.8h |
| 146 | 🇷🇺сож maintenance брпк separator inspection(life support system) | 16 | 8.0h |
| 147 | vhf comm check using us ground sites | 16 | 3.9h |
| 148 | toca waste water bag wwb changeout | 16 | 2.8h |
| 149 | system laptop terminal slt reboot | 16 | 2.8h |
| 150 | 🇷🇺spacesuit and бсс orlan interface unit leak checks and valve tests | 16 | 16.0h |
| 151 | rasteniya 2 hardware status check | 16 | 1.3h |
| 152 | glove box msg troubleshooting | 16 | 3.0h |
| 153 | cwqmk water sample analysis | 16 | 12.8h |
| 154 | csa cp battery replacement | 16 | 4.0h |
| 155 | compound specific analyzer combustion products csa cp spot check | 16 | 2.7h |
| 156 | aseptic monitoring automatic pump shut off | 16 | 1.3h |
| 157 | water recovery | 15 | 1.7h |
| 158 | station support computer ssc server fan cleaning | 15 | 2.8h |
| 159 | rfta cleanup ops | 15 | 3.1h |
| 160 | red routine inspection | 15 | 3.3h |
| 161 | 🇷🇺progress 361 rodnik water tank 1 бв1 bladder leak check | 15 | 2.0h |
| 162 | plasma crystal pressure check | 15 | 1.3h |
| 163 | pgt checkout | 15 | 10.8h |
| 164 | morning inspection reload laptop rss2 | 15 | 2.5h |
| 165 | monthly maintenance of tvis(Treadmill with Vibration Isolation and Stabilization) | 15 | 9.5h |
| 166 | microgravity science glovebox msg troubleshooting | 15 | 11.3h |
| 167 | installation of reba batteries | 15 | 3.7h |
| 168 | air duct removal from dc1 skip b3 fan removal | 15 | 3.8h |
| 169 | 🇷🇺вкс laptops antivirus scan check and status report | 14 | 2.5h |
| 170 | wrm terminate condensate pumping | 14 | 4.2h |
| 171 | waste water bag wwb replace | 14 | 2.4h |
| 172 | power tool battery reconditioning | 14 | 1.2h |
| 173 | post docking hatch leak check | 14 | 7.0h |
| 174 | plasma crystal 3 plus turbo pump activation | 14 | 1.2h |
| 175 | pba and pfe inspection | 14 | 8.3h |
| 176 | 🇷🇺orlan and бсс controls checkout | 14 | 1.2h |
| 177 | msg visual inspection of equipment | 14 | 2.3h |
| 178 | morning inspection laptop rss1 2 reboot | 14 | 2.4h |
| 179 | icv 3h battery replacement | 14 | 1.2h |
| 180 | health maintenance system hms food frequency questionnaire | 14 | 2.7h |
| 181 | 🇷🇺fgb цв1 fan grille cleaning | 14 | 6.9h |
| 182 | emu battery charge init | 14 | 4.3h |
| 183 | cir manifold bottle replacement | 14 | 7.0h |
| 184 | cevis isolator checkout | 14 | 5.7h |
| 185 | 7 payload status check increment 8 | 14 | 1.2h |
| 186 | monitor makita drill battery charge | 13 | 1.1h |
| 187 | maintenance closures of vozdukh abk valves | 13 | 3.0h |
| 188 | lab smoke detector inspection | 13 | 7.8h |
| 189 | kentavr fit check | 13 | 6.5h |
| 190 | inspace2 tape changeout | 13 | 2.2h |
| 191 | increment 7 daily payload status check | 13 | 2.2h |
| 192 | 🇷🇺fgb цв1 fan screen cleaning | 13 | 6.2h |
| 193 | emu checkout | 13 | 11.3h |
| 194 | defibrillator battery 1 charge start | 13 | 6.2h |
| 195 | a l smoke detector inspection | 13 | 6.8h |
| 196 | vo2max portable pfs software calibrations and instrument check | 12 | 7.0h |
| 197 | viable bag inspection | 12 | 5.4h |
| 198 | sprut 2 setup body mass measurement and cleanup | 12 | 6.0h |
| 199 | rusalka battery charge start | 12 | 2.1h |
| 200 | puff initial calibration | 12 | 4.0h |
| 201 | plt maintenance of | 12 | 7.6h |
| 202 | msg visual inspection | 12 | 2.0h |
| 203 | morning inspection laptop rss1 rss2 reboot | 12 | 2.0h |
| 204 | monthly maintenance of cevis | 12 | 4.3h |
| 205 | 🇷🇺inspection of см у connector on мнр нс separator pump behind асу | 12 | 2.0h |
| 206 | increment 9 payload status check | 12 | 1.0h |
| 207 | icv 3 hour battery swap | 12 | 1.0h |
| 208 | 🇷🇺dc1 су and су progress hatch leak check | 12 | 12.0h |
| 209 | condensate pumping initiation | 12 | 4.9h |
| 210 | cleaning ventilation screens on fgb interior panels | 12 | 19.7h |
| 211 | 🇷🇺сож maintenance ип 1 position verification(life support system) | 11 | 7.2h |
| 212 | 🇷🇺маi 75 equipment deactivation and cleanup | 11 | 1.7h |
| 213 | water sample analysis using total organic carbon analyzer toca | 11 | 1.8h |
| 214 | vacuum cleaner equipped with narrow nozzle attachment with potok unit | 11 | 1.8h |
| 215 | spheres installation of charged batteries | 11 | 1.8h |
| 216 | sozh maintenance | 11 | 7.3h |
| 217 | 🇷🇺sfog тгк fan deactivation | 11 | 0.9h |
| 218 | separator ops check up and air bubble removal | 11 | 0.9h |
| 219 | replace pille flash card | 11 | 1.8h |
| 220 | payload status check increment 9 | 11 | 0.9h |
| 221 | oxygen level check | 11 | 1.4h |
| 222 | on orbit calibration of red | 11 | 9.0h |
| 223 | msg troubleshooting | 11 | 6.8h |
| 224 | monthly tvis maintenance(Treadmill with Vibration Isolation and Stabilization) | 11 | 6.1h |
| 225 | merlin desiccant replacement | 11 | 2.2h |
| 226 | mdca hardware replacement | 11 | 26.2h |
| 227 | izgib dakon payload status check tagup with specialists s band | 11 | 0.9h |
| 228 | inspection of 2 separator | 11 | 0.9h |
| 229 | daily us payload status check | 11 | 4.4h |
| 230 | csa cp routine maintenance | 11 | 4.5h |
| 231 | 🇷🇺сож maintenance r g 8916 step 1(life support system) | 10 | 6.3h |
| 232 | 🇷🇺пхо бк 3м oxygen tank pressure check | 10 | 1.7h |
| 233 | weekly station cleaning | 10 | 22.2h |
| 234 | spice burner replacement | 10 | 2.0h |
| 235 | spacesuit systems checkout | 10 | 5.6h |
| 236 | self inspection for reaction | 10 | 0.8h |
| 237 | sdto tvis maintenance(Treadmill with Vibration Isolation and Stabilization) | 10 | 1.7h |
| 238 | pwd cleaning | 10 | 2.5h |
| 239 | pulmonary function in flight puff initial calibration | 10 | 3.3h |
| 240 | pma2 leak check | 10 | 3.7h |
| 241 | plasma crystal 3 plus turbo pump deactivation | 10 | 0.8h |
| 242 | 🇷🇺orlan fit check at suit pressure р ск 0 4 | 10 | 2.5h |
| 243 | off day lab payload status check | 10 | 1.7h |
| 244 | new ethernet checkout | 10 | 1.7h |
| 245 | morning inspection reboot laptop rss1 rss2 | 10 | 1.7h |
| 246 | merlin condensation status check | 10 | 0.8h |
| 247 | makita battery stow | 10 | 1.0h |
| 248 | maintenance closures of vozdukh emergency vacuum valves abk | 10 | 1.8h |
| 249 | mai 75 hardware activation and checkout | 10 | 1.7h |
| 250 | iss 7 daily payload status check | 10 | 1.7h |
| 251 | inspace2 cassette changeout | 10 | 1.7h |
| 252 | gathering co2 sensor data | 10 | 2.5h |
| 253 | co2 level monitoring | 10 | 1.1h |
| 254 | 🇷🇺checkout of бсс spacesuit interface unit in dc1 | 10 | 3.9h |
| 255 | bonner ball maintenance | 10 | 4.1h |
| 256 | 16 morning inspection | 10 | 1.6h |
| 257 | 🇷🇺пхо бсс checkout | 9 | 3.3h |
| 258 | 🇷🇺брпк 2 separator inspection | 9 | 0.8h |
| 259 | 🇷🇺брпк 1 separator inspection | 9 | 0.8h |
| 260 | 🇷🇺аpxc maintenance work area setup | 9 | 2.3h |
| 261 | water sample analysis | 9 | 2.4h |
| 262 | usnd2 hardware checkout before the experiment | 9 | 4.5h |
| 263 | red scheduled inspection | 9 | 1.7h |
| 264 | red cable replacement | 9 | 9.8h |
| 265 | puff final calibration | 9 | 3.0h |
| 266 | potable water dispenser pwd beverage adapter cleaning | 9 | 3.9h |
| 267 | plt inspection of 1 separator | 9 | 1.5h |
| 268 | plasma crystal 3 turbopump deactivation | 9 | 0.8h |
| 269 | 🇷🇺plasma crystal 3 plus пк 3 plus eb turbo pump activation | 9 | 0.8h |
| 270 | otklik hardware check | 9 | 2.3h |
| 271 | orlan fit check at orlan pressure 0 4 | 9 | 2.3h |
| 272 | makita battery recharge | 9 | 1.5h |
| 273 | maintenance of red bolts | 9 | 4.7h |
| 274 | maintenance of per go | 9 | 5.5h |
| 275 | laptop 2 battery cycling | 9 | 2.5h |
| 276 | iss inspection | 9 | 1.5h |
| 277 | 🇷🇺inspection of см у connector on мнр нс pump behind асу panel | 9 | 1.4h |
| 278 | increment 4 payload status check including 8 payloads | 9 | 2.3h |
| 279 | health maintenance system hms tonometry test setup | 9 | 1.9h |
| 280 | emu battery charge term | 9 | 3.3h |
| 281 | emu backpack replacement | 9 | 3.7h |
| 282 | dcs battery replacement | 9 | 1.3h |
| 283 | 🇷🇺dc1 бк 3м oxygen tank pressure check | 9 | 1.5h |
| 284 | comm configuration check | 9 | 0.8h |
| 285 | 🇷🇺checkout of бсс spacesuit interface unit in пхо | 9 | 3.6h |
| 286 | checkout of 0501 gas analyzer using 3 gas meter control readings | 9 | 1.5h |
| 287 | 🇷🇺16 conjugation replace cold packs in biocont т | 9 | 1.5h |
| 288 | 1 separator inspection | 9 | 1.3h |
| 289 | 🇷🇺ипд air sampling for ammonia | 8 | 1.7h |
| 290 | wrs filling recycle filter tank assembly from edv | 8 | 1.7h |
| 291 | sshdtv memory card replacement | 8 | 0.8h |
| 292 | ssc iss server reboot | 8 | 0.7h |
| 293 | slt reboot | 8 | 0.8h |
| 294 | sample bag inspection | 8 | 0.7h |
| 295 | rusalka battery charge | 8 | 1.3h |
| 296 | rings battery replacement | 8 | 0.8h |
| 297 | red on orbit calibration | 8 | 6.0h |
| 298 | red calibration | 8 | 5.9h |
| 299 | pre return bps status check | 8 | 0.7h |
| 300 | post eva orlan suit maintenance | 8 | 1.3h |
| 301 | pma3 leak check closeout ops | 8 | 2.8h |
| 302 | orlan systems check | 8 | 4.7h |
| 303 | nutrition cleaning refrigerator centrifuge and equipment stow | 8 | 1.8h |
| 304 | node 1 node 2 and node 3 bacteria filter cleaning | 8 | 7.1h |
| 305 | mds visual inspection | 8 | 1.3h |
| 306 | life support system maintenance | 8 | 5.0h |
| 307 | jem airlock leak check | 8 | 1.5h |
| 308 | itcs flow meter battery charge | 8 | 0.9h |
| 309 | 🇷🇺inspection of см у connector on мнр нс separator pump behind | 8 | 1.3h |
| 310 | inspace2 tape replacement | 8 | 1.3h |
| 311 | fe 1 lab window leak check | 8 | 0.7h |
| 312 | express rack 6 potable water dispenser iodinated ambient water flush | 8 | 0.7h |
| 313 | ehs water sample analysis t 2 days | 8 | 4.2h |
| 314 | csa o2 analyzer calibration | 8 | 3.3h |
| 315 | condensate pumping terminate | 8 | 2.3h |
| 316 | cleaning ventilation screens on fgb interior panels panels 201 301 401 | 8 | 8.0h |
| 317 | 🇷🇺cleaning auxiliary computer system вкс laptops | 8 | 18.3h |
| 318 | 🇷🇺changeout of replaceable condensate removal lines смок | 8 | 16.0h |
| 319 | cfe maintenance work area prep | 8 | 1.9h |
| 320 | cevis exercise protocol swap | 8 | 1.4h |
| 321 | bonner ball status check | 8 | 2.8h |
| 322 | 🇷🇺battery installation in orlan telemetry unit брта | 8 | 1.3h |
| 323 | altea cnsm check | 8 | 0.7h |
| 324 | 2 separator inspection | 8 | 0.7h |
| 325 | 18 morning inspection | 8 | 1.3h |
| 326 | 🇷🇺пхо бсс spacesuit interface unit checkout | 7 | 2.5h |
| 327 | 🇷🇺пхо бсс orlan interface unit checkout | 7 | 2.6h |
| 328 | 🇷🇺бк 3 oxygen tank pressure check | 7 | 1.8h |
| 329 | whc liquid indicator r r | 7 | 7.8h |
| 330 | weekly cleaning | 7 | 15.6h |
| 331 | water sample analysis toca | 7 | 2.8h |
| 332 | water recovery system wrs urine pretreat assembly upa fill | 7 | 2.6h |
| 333 | water recovery system wrs | 7 | 1.5h |
| 334 | vo2max pfs sw calibration and hardware checkout | 7 | 3.9h |
| 335 | vacuum pressure gauge accuracy check | 7 | 3.5h |
| 336 | uragan fss pl battery charge terminate | 7 | 1.2h |
| 337 | tvis quarterly maintenance(Treadmill with Vibration Isolation and Stabilization) | 7 | 5.8h |
| 338 | treadmill t2 monthly inspection | 7 | 2.0h |
| 339 | toca waste water bag wwb replace | 7 | 1.2h |
| 340 | terminate emu battery discharge | 7 | 1.4h |
| 341 | spheres deactivation checkout and stowage | 7 | 2.3h |
| 342 | scheduled red inspection | 7 | 1.7h |
| 343 | same sample carousel changeout | 7 | 2.7h |
| 344 | 🇷🇺routine maintenance of кн and кв tank valves in sm rodnik system | 7 | 1.8h |
| 345 | pmm endcone cleanup | 7 | 9.2h |
| 346 | plasma crystal turbo pump activation | 7 | 0.6h |
| 347 | periodic inspection of red | 7 | 1.8h |
| 348 | pace sample changeout | 7 | 6.7h |
| 349 | p l status check | 7 | 1.0h |
| 350 | 🇷🇺orlan interface unit бсс checkout | 7 | 1.8h |
| 351 | 🇷🇺orlan and бсс initial conditions check in run | 7 | 1.2h |
| 352 | oga hydrogen sensor r r | 7 | 6.0h |
| 353 | msg inspection and cleaning | 7 | 5.4h |
| 354 | mrm1 fan screen cleaning group c | 7 | 9.3h |
| 355 | motorola phone charging terminate charging cleanup | 7 | 1.2h |
| 356 | most water quality measurement | 7 | 4.1h |
| 357 | morning inspection rss2 reboot | 7 | 1.2h |
| 358 | morning inspection rss 1 2 reboot | 7 | 1.2h |
| 359 | morning inspection reboot laptop rss2 | 7 | 1.3h |
| 360 | morning inspection reboot laptop rs2 1 | 7 | 1.1h |
| 361 | middeck payload status check | 7 | 1.7h |
| 362 | melfi n2 pressure check | 7 | 1.2h |
| 363 | measuring defibrillator battery voltage | 7 | 1.8h |
| 364 | mass constituents analyzer mca valve open | 7 | 0.7h |
| 365 | mass constituents analyzer mca valve close | 7 | 0.7h |
| 366 | makita battery charge | 7 | 0.7h |
| 367 | iss morning inspection | 7 | 1.2h |
| 368 | inspection of lab emergency light power supply | 7 | 3.3h |
| 369 | inspace cassette replacement | 7 | 1.2h |
| 370 | increment 4 daily p l status check | 7 | 2.1h |
| 371 | htv hardware command panel hcp checkout | 7 | 2.7h |
| 372 | hms vision check | 7 | 4.3h |
| 373 | gasmap hrf routine health check power up | 7 | 1.8h |
| 374 | fluid servicing system fss installation | 7 | 6.1h |
| 375 | expedition 9 payload status check | 7 | 0.6h |
| 376 | emu lib battery charge end | 7 | 2.8h |
| 377 | emu fan pump separator fps remove and repair | 7 | 19.8h |
| 378 | emu cooling loop maintenance part 3 | 7 | 5.6h |
| 379 | emu battery discharge term | 7 | 0.8h |
| 380 | elite s2 calibration | 7 | 3.3h |
| 381 | dvcam battery charge | 7 | 1.2h |
| 382 | cleaning liv tvs voltage converter ventilation grille | 7 | 3.5h |
| 383 | cir maintenance work area prep | 7 | 2.4h |
| 384 | ccaa swapover | 7 | 4.3h |
| 385 | ared cable r r | 7 | 7.5h |
| 386 | altcriss pcmcia card replacement | 7 | 1.2h |
| 387 | 2 morning inspection | 7 | 1.2h |
| 388 | 🇷🇺15 сож maintenance(life support system) | 7 | 3.5h |
| 389 | 🇷🇺срв к2м sediment trap insert inspection | 6 | 1.6h |
| 390 | 🇷🇺сож maintenance check ип 1 position(life support system) | 6 | 3.2h |
| 391 | whc pump separator inspection | 6 | 0.5h |
| 392 | weekly station cleanup mo vol 1 item 2 2 1 page 2 2 | 6 | 13.0h |
| 393 | water delivery system wds tank bladder leak check using compressor | 6 | 1.7h |
| 394 | tvis troubleshooting(Treadmill with Vibration Isolation and Stabilization) | 6 | 9.9h |
| 395 | terminate emu battery charge | 6 | 1.3h |
| 396 | terminate bsa battery maintenance cycle | 6 | 1.1h |
| 397 | ssc reconfig for emu battery ops | 6 | 1.5h |
| 398 | rss1 2 reboot | 6 | 1.0h |
| 399 | respiration experiment ops and cleanup tagup with specialists s band | 6 | 7.8h |
| 400 | relaksatsiya relaksatsiya p l battery charge | 6 | 1.0h |
| 401 | pma3 leak check | 6 | 3.9h |
| 402 | plt inspect 1 separator | 6 | 1.0h |
| 403 | plasma crystal 3 turbopump activation | 6 | 0.5h |
| 404 | plasma crystal 3 leak check | 6 | 0.5h |
| 405 | pl status check | 6 | 0.6h |
| 406 | 🇷🇺orlan and бсс controls check out | 6 | 0.5h |
| 407 | 🇷🇺on go прк atv interface leak check | 6 | 7.5h |
| 408 | msg subsa troubleshooting | 6 | 3.2h |
| 409 | 🇷🇺morning inspection sm псс test | 6 | 1.0h |
| 410 | monthly cevis maintenance | 6 | 2.0h |
| 411 | merlin desiccant replace | 6 | 0.9h |
| 412 | melfi nitrogen pressure check | 6 | 1.3h |
| 413 | melfi hardware status check | 6 | 0.5h |
| 414 | mefli bioprocessor status check | 6 | 0.5h |
| 415 | marangoni maintenance work area mwa transfer | 6 | 1.5h |
| 416 | maintenance of o n go | 6 | 3.9h |
| 417 | life support maintenance | 6 | 3.7h |
| 418 | lab window inspection | 6 | 6.0h |
| 419 | jem cleaning | 6 | 8.5h |
| 420 | iss file server reboot | 6 | 0.5h |
| 421 | iss 9 pl status check | 6 | 0.5h |
| 422 | iss 8 7 payload status check | 6 | 0.5h |
| 423 | installation of orlan spacesuit replaceable elements for eva | 6 | 3.2h |
| 424 | inspection of working compartment shell and ring | 6 | 9.0h |
| 425 | inspection of a l emergency light power supply | 6 | 2.7h |
| 426 | inspect 1 separator | 6 | 1.0h |
| 427 | increment 9 p l status check | 6 | 0.5h |
| 428 | icv start battery charge | 6 | 0.5h |
| 429 | icv makita battery swap 3 hours | 6 | 0.5h |
| 430 | health maintenance system hms ultrasound stow | 6 | 2.0h |
| 431 | gasmap hrf routine health check power down | 6 | 0.5h |
| 432 | food warmer inspection and ifm | 6 | 6.9h |
| 433 | 🇷🇺final inspection of orlan and бсс | 6 | 2.0h |
| 434 | fe 1 tvis maintenance(Treadmill with Vibration Isolation and Stabilization) | 6 | 0.5h |
| 435 | emu cooling loop maintenance part 2 | 6 | 3.0h |
| 436 | emu battery recharge term | 6 | 1.2h |
| 437 | emu battery recharge init | 6 | 2.0h |
| 438 | defibrillator battery voltage measurement | 6 | 1.5h |
| 439 | defibrillator battery charge | 6 | 1.4h |
| 440 | dcs battery stowage | 6 | 0.7h |
| 441 | csa cp scheduled maintenance | 6 | 2.8h |
| 442 | comm reconfig after orlan comm check | 6 | 1.3h |
| 443 | comm check and biomed telemetry test | 6 | 2.0h |
| 444 | columbus rgsh inspection cleaning | 6 | 4.5h |
| 445 | co2 monitoring | 6 | 0.5h |
| 446 | 🇷🇺cleaning бвн heater fan screen in | 6 | 2.0h |
| 447 | cleaning ventilation screens on fgb interior panels 116 316 231 431 | 6 | 8.0h |
| 448 | cleaning iss rs habitation area interior panels | 6 | 6.0h |
| 449 | 🇷🇺cleaning fgb гжт gas liquid heat exchanger detachable screens 1 2 and 3 | 6 | 6.0h |
| 450 | cir close cir manifold bottle valves | 6 | 0.6h |
| 451 | check payload equipment in lab | 6 | 1.7h |
| 452 | cdra r r | 6 | 8.8h |
| 453 | cdra maintenance | 6 | 6.7h |
| 454 | cda screen inspection in columbus | 6 | 1.3h |
| 455 | 🇷🇺beta 08 data output device уси checkout using gamma 1m | 6 | 3.0h |
| 456 | bcat6 sample check | 6 | 0.5h |
| 457 | bcat battery replacement | 6 | 0.5h |
| 458 | bass fan calibration | 6 | 3.0h |
| 459 | aseptic monitoring pump automatic shut off tagup with specialists | 6 | 0.5h |
| 460 | ared rope replacement assistance | 6 | 4.6h |
| 461 | all pcs reboot once a week | 6 | 1.8h |
| 462 | aed inspection | 6 | 0.5h |
| 463 | 9 circa makita battery charging | 6 | 0.5h |
| 464 | 21 morning inspection | 6 | 1.0h |
| 465 | 🇷🇺сож maintenance брпк inspection(life support system) | 5 | 2.4h |
| 466 | 🇷🇺сож maintenance verification of ип 1 sensor position(life support system) | 5 | 2.7h |
| 467 | 🇷🇺пк 3 plus turbo pump deactivation | 5 | 0.4h |
| 468 | 🇷🇺пк 3 plus turbo pump activation | 5 | 0.4h |
| 469 | 🇷🇺коб2 leak check panel 4спн2 | 5 | 1.7h |
| 470 | 🇷🇺ип 1 sensor installation check | 5 | 1.3h |
| 471 | 🇷🇺гфи 1 relaksatsiya p l battery charge | 5 | 0.8h |
| 472 | 🇷🇺гфи 1 geophysical studies start sony dcr trv900e battery charge | 5 | 0.4h |
| 473 | 🇷🇺гфи 1 geophysical studies relaksatsiya experiment battery charging | 5 | 0.8h |
| 474 | 🇷🇺бсс checkout in dc1 | 5 | 1.6h |
| 475 | wrs leak check | 5 | 7.3h |
| 476 | whc configuration to upa post rfta r r | 5 | 0.4h |
| 477 | weekly maintenance of tvis bearings(Treadmill with Vibration Isolation and Stabilization) | 5 | 0.4h |
| 478 | water recovery system wrs waste storage tank assembly wsta fill | 5 | 2.1h |
| 479 | vtr tape changeout | 5 | 0.6h |
| 480 | viru battery charge start | 5 | 0.8h |
| 481 | vacuum cleaner equipped with narrow nozzle attachment potok unit | 5 | 0.8h |
| 482 | use vacuum cleaner equipped with narrow nozzle attachment with | 5 | 0.8h |
| 483 | toca gas analyzer calibration | 5 | 0.8h |
| 484 | terminate charging of emu battery | 5 | 1.0h |
| 485 | teardown of fluid servicing system fss | 5 | 7.7h |
| 486 | swap makita battery and initiate charge | 5 | 0.4h |
| 487 | start emu battery discharge | 5 | 2.0h |
| 488 | slice fan checkout | 5 | 1.7h |
| 489 | sdto component repair experiment 1 | 5 | 8.6h |
| 490 | scopemeter battery charge | 5 | 0.7h |
| 491 | rss1 rss2 reboot | 5 | 0.8h |
| 492 | robotics checkout | 5 | 11.0h |
| 493 | reboot of all pcs once a week | 5 | 2.0h |
| 494 | pulmonary function in flight puff final calibration | 5 | 1.7h |
| 495 | potable water dispenser pwd flush | 5 | 0.4h |
| 496 | post eva cleanup | 5 | 5.3h |
| 497 | pma3 pressure check | 5 | 1.2h |
| 498 | pma3 hatch seal inspection | 5 | 2.3h |
| 499 | pma2 leak check start | 5 | 1.7h |
| 500 | plasma crystal pressure check report to | 5 | 0.4h |
🎥 Filming & Imagery
2001–2014 · PDF crew timelines
Avg filming hours / day
0.99
across 4,327 days analysed
Total filming hours
4,289
camera · photo · video · livestream · earth observation
🎥 Filming Hours per Year
4,290total hours · 13 years
📊 Summary
Workload Over Time
Daily & 30-day rolling average4,327 days
📡 2015–2026 Era · Audio Transcripts
Classified from air-to-ground voice communications recorded by issinrealtime.org. Hours represent session wall-clock spans — not total crew time, only time spent communicating on each topic. Categories assigned by keyword majority-vote across utterances.
Classified activity hours
13,118 / 14,424h
across 3,732 days with transcripts
Top category
Internal Maint.
5,550 hours · 38% of classified time
📡 Activity Hours by Category · 2015–2026
14,424audio session spans · 12 years
Wall-clock span first-to-last utterance per session · issinrealtime.org