Operations Report – April 11th

Crew 314 Operations Report 11-04-2025

SOL: 5

Name of person filing report: Antoine Dubois (Crew Engineer)

Non-nominal systems :

The CO detector is working.

Notes on non-nominal systems :

CO detector: The battery has been replaced.

ROVERS

Spirit rover used:

Hours: (before EVA) /

Beginning charge: (Before EVA) /

Ending charge: (On return from EVA, before recharging) /

Currently charging: yes

Opportunity rover used:

Hours: 215.7 (0.9 hours used)

Beginning charge: 100%

Ending charge: 47%

Currently charging: no

Curiosity rover used:

Hours: 307.6 (0.7 hours used)

Beginning charge: 100%

Ending charge: 67%

Currently charging: no

Perseverance rover used:

Hours: /

Beginning charge: /

Ending charge: /

Currently charging: yes

General notes on rovers:

Spirit can be used but for short EVAs, perseverance is usable as well.

We are concerned about Opportunity’s battery ? Because it’s the second time that the battery percentage goes down really fast.

Summary of Hab operations: Today in the Habitat, we focused on cooking, socializing, completing our individual reports, and working on our respective experiments. Additionally, we did a bit of physical exercise to stay in shape. We also conducted the third medical emergency simulation (Odile’s experiment), and it went really well. Finally, we held our usual team meeting to discuss progress and upcoming tasks.

Water Use (please use both methods to estimate water usage)

Time of measurements (collect data for the same time window): 7 p.m.
1) Per formula (see notes): 17.78 gallons
2) Smart Home Dashboard (see notes): 19.90 gallons

Water (static tank, remaining gallons): 357.21 gallons (per formula) & 372.98 gallons (Smart Home Dashboard)

Static tank pipe heater (on or off): off

Static tank heater (on or off) : off

Toilet tank emptied (no or yes): yes

Summary of internet: used for music playing, mails, research for experiments, learning languages.

Summary of suits and radios:

suits : 10, 9, 8, 7

radios : 4, 1, 6, 7, 3, 2

Summary of GreenHab operations: put notes here:

I watered all the plants with water.

The door of the GreenHab was left open for 4 hours 25 minutes (1.50 pm to 6.15 pm) to reduce the temperature inside (maximum of 100.9 °F).

I sowed the seeds of sprouts of China Rose radish, Kale, Arugula and cress seeds in 3 small rectangular black pots.

I took 3 garden labels for the new cultures.

WATER USE: 11 gallons

Heater (On or Off): Heater on (setup temperature = 72°F)

Supplemental light (hours of operation): 7-10 pm

Harvest (name, weight in grams): 1 g of basilic

Summary of ScienceDome operations: put notes here

Check the condition of plantain seedlings and watering

Check Petri dishes for arbuscular fungi spore germination

Milieu preparation

Exposure to UV-C of Bacillus thuregiensis

Dual split (Heat or AC, On or Off): OFF

Summary of RAM operations: (Tools used, work done)

At 9:15 a.m., the Crew Engineer took 2 zip ties and a dark ribbon to repair equipment in the field if needed. However, no repair was necessary, and all materials were returned to their place.

Batoul picked up the package that was delivered for her experiment.

Summary of any observatory issues: Nothing regarding the hardware. For the software part, there is still work to be done in order to master every aspect of it (please refer to the dedicated report for further details).

Summary of health and safety issues: Everyone was in good health today, with no issues reported. There were no safety concerns to note.

Questions, concerns and requests to Mission Support: None for the moment.

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