EVA Report – April 11th

Crew 314 EVA Report 11-04-2025

EVA # 7

Author: Béatrice Hollander (Crew Commander)

Purpose of EVA: The crew will travel between two locations to collect different soil samples for the GreenHab. Bérengère will examine the soil composition, specifically looking for the presence of fungi. On the way back, they’ll stop at the intersection of Galileo Road and Cow Dung Road to check Antoine’s equipment.

Start time: 9h26

End time: 11h47

Narrative:

The crew left the Hab on time this morning. After a 5-minute decompression, the EVA team exited the airlock at 9:31. Batoul was at the wheel of Curiosity, with Odile as her passenger, while Bérengère drove Opportunity, accompanied by Antoine.

At 9:42, they drove past Cowboy Corner, continuing smoothly toward their first destination. Just before reaching the Special Region, around 9:55, they made a stop to confirm their path and attempted to contact CapCom for guidance. However, the signal was very poor at that point, and they were unable to establish communication.

Fortunately, upon arrival at the Special Region around 10:05, the signal improved. There, the team took the opportunity to collect two soil samples for Bérengère’s experiment.

At 10:47, the team decided to head back to the rovers to proceed to their next waypoint, staying mindful of the time and battery levels. By 10:59, they reached the intersection of Brahe and Cow Dung Road. With Opportunity’s battery at 58%, they made the decision to skip the Overlook and continue directly to the intersection of Cow Dung and Galileo Road.

On the way, the team made a quick stop to retrieve a piece of the camera that had fallen from one of the rovers. They then continued to their planned stop at the intersection of Galileo Road and Cow Dung Road to inspect Antoine’s equipment, which had been left there for his experiment, arriving at 11:15. With the extra time saved from skipping the Overlook point, they chose to deploy the drone for additional data collection.

By 11:34, they began their return journey to the Hab, with a switch in drivers: Odile took over Curiosity with Batoul as passenger, while Antoine drove Opportunity, this time with Bérengère as his passenger.

The rovers were parked back at the MDRS at 11:41, and the team collected their data. Decompression began at 11:42 and was completed by 11:47, successfully concluding the EVA.

Destination: The furthest point of the EVA is the Special Region, near Gateway Lith, then they will head west to make a second major stop at Overlook.

Coordinates (use UTM WGS 84):

First stop : Special region (518500N, 4256000W)

Second stop : Overlook, at the intersection of Brahe Hwy 1572 and Copernic US Hwy 1575 (516000N, 4254500W).

Third stop : Intersection Galileo Road and Cow Dung Road (4252250N, 519000W)

Participants: Batoul Tani (Journalist), Antoine Dubois (Engineer), Bérengère Bastogne (Greenhab), Odile Hilgers (HSO)

Road(s) and routes per MDRS Map: The crew went on Moonwalk Road, then continued on Cow Dung Road 0110. From there, they took the road leading to the Special Region. After reaching this point, they took Brahe Highway 1572 toward Overlook. Finally, they returned to the MDRS via Cow Dung Road 0110.

Mode of travel: Driving and walking

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