Crew 293 EVA Report 22-02-2024
EVA # 4
Author: Marie Delaroche (HabCom)
Purpose of EVA: Deployment of two Atmospheric Instruments, the Field Mill and a weather station.
Start time: 9:16
End time: 12:25
Narrative:
9 :11 : Begin depressurization
9:16 : Exiting airlock
Opportunity Hours : 164.2
Opportunity Battery : 100%
Perseverance Hours : 284.4
Perseverance Battery : 95%
9:20 : Moving rovers, loading field mill support system into Opportunity, securing it with tethers.
9:27 : Testing robustness of tether setup
9:30 : Loading Perseverance
9:34 : Rovers loaded, leaving Hab
9:36 : Arrived at weather station site
9:47 : Securing weather station mast into the ground
9:49 : Call from Mission Support reminding the crew to close the RAM Airlock when going out on EVA. This was acknowledged and understood.
9:59: Weather station operational, synchronized with in-Hab tablet
10:01 : Leaving weather station site, returning to rovers
10:05 : Rovers in route
10:09: Arrived at atmospheric instruments EVA site
10:38 : Securing Field Mill mast; dealing with electrical issue.
10:51 : Field Mill secured, moving to MegaAres to perform tests and finish securing the instrument.
11:03: First screw secure, three screws left
11:19 : Starting data collection from LOAC
11:24 : LOAC data retrieved, switching to Mega Ares
11 :34 : Mega Ares fully deployed
11: 50 : Potential issue with Field Mill, performing checks.
12:08 : Decision to leave EVA site. The issue will be fixed during a future EVA.
12:19 : Rovers back at Hab
Perseverance : 61%
Opportunity :72%