Crew 293 EVA Report 04Mar2024
EVA #011
Author: Yves Bejach (EVA Leader)
Purpose of EVA: Changing the batteries of the atmospheric instruments + retrieval of data, creation of a 3D map by photogrammetry, choosing checkpoints to be reached during the next EVAs.
Start time: 13:30
End time: 12:32
Narrative: The EVA objectives were to first reinstall the instruments we brought back to the station because of the weather, then retrieve data from the atmospheric instruments that remained on site, change the batteries, then go to Candor Chasma to create a 3D map of the area and choose checkpoints.
Suit 8 – 13,78V
Suit 6 – 13,68V 2,6 LPM
Suit 1 – 13,70V – 2,5 LPM
Radio 4 – 7,98V
Radio 7 – 8,16V
Radio 5 – 8,17V
Radio 3 – 8,16V
13:25 – start depressurization.
13:30 Depressurization over
13:32 Rovers loaded.
13:36 Resupply in airlock – airlock door closed – start of pressurization.
13:37
Opportunity hours 165.1 H
Opportunity battery 100%
Curiosity hours 269.7H
Curiosity battery 100%
13:39 Leaving site.
13:41 Arrived at atmospheric instrument site.
13:53 Mega Ares copying, LOAC back on, Unwrapping field mill.
13:56 Field mill unwrapped.
14:02 Data retrieved.
14:12 Instruments all on, going back to rovers.
14:13 Leaving site.
14:18 Rovers parked near North Ridge
14:22 Still at rovers
14:23 Leaving site.
14:34 Following river’s bed
14:43 Getting near
14:47 At the start of Candor Chasma
15:06 No response
15:11 At Candor Chasma – chose the first checkpoints, photogrammetry started.
15:33 Everything great, still doing photogrammetry.
15:45 Doing great – 2nd battery for the drone.
16:01 Everything great
16:13 everything ok
16:29 everything ok, nearly done.
16:51 Leaving site.
16:58 Out of Candor chasma, on the way back to the rovers
17:08 Still walking
17:14 Arrived at rovers
17:16 Leaving rovers parking
17:18 Switched back to channel 2
17:22
Curiosity 56%
Opportunity 60%
17:24 Pressurization starting
17:29 Pressurization over
Suit 8 12,22
Suit 6 12,65. 2,2
Suit 1 12,81. 2,2
Destination: Atmospheric site: between the Hab and Marble Ritual and then Candor Chasma
Coordinates (use UTM WGS 84): Atmospheric Site: 518500,4251000 ; Candor Chasma: 502500,4251000
Participants: Yves Bejach, Leo Tokaryev, Mathurin Franck
Road(s) and routes per MDRS Map: Cow Dung Road, North direction by rover then walking through Gateway to Candor.
Modes of travel: Curiosity Rover and Opportunity Rover and walking