Supplemental Operations Report – April 21st

Date: 4/21/2024
Name of person filing report: Ben Stanley
Reason for Report: Routine
Non-Nominal Systems: Hab wall heater, solar observatory, perseverance parking brake & battery. EVA suit 2 & 9, Solar Power Battery system.

Power system:
Solar: Offline. Two malfunctioning batteries removed and we’re on generator power indefinitely until it can be fixed.
SOC Last 24 hours: N/A
VDC Last 24 hours: N/A
Generator run time: 5724.0 hours. Oil changed and air filter replaced on 4/19/2024.

Propane Readings:
Station Tank: 67%
Director Tank: 57%
Intern Tank: 80%
Generator Tank: 39%

Hab Static Tank – 304.2 gallons
GreenHab – 183 gallons
Outpost tank – 420 gallons
Science Dome – 0 gallons
Septic Tanks emptied: No

Sojourner rover used: Yes
Hours: 200.2
Beginning Charge: 100 %
Ending Charge: 100 %
Currently Charging: yes
Notes on Rovers: Perseverance is charging only up to about 90%. Charging error appears from time to time.

ATV: ATV’s Used: None. Nothing to report.

Hab Car used and why, where: To Hanksville for supplies.
Crew Car used and why, where: No.
General notes and comments: Hab car needs its gas cap replaced.

Summary of Internet: All nominal.

EVA suits and radios:
Suits: Suit 2 has twisted airway coupling, spare parts are in order. Suit 9 has damaged visor and put aside until end of the season.
Comms: Crew reports one headset is malfunction. They were asked to set it aside at the end of their rotation.

Campus wide inspection, if action taken, what and why: Solar Power & Battery system down
Summary of Hab Operations: Wall heater is not functioning. Diagnostic is pending. Toilet level indicator won’t go below 1/3.

Summary of GreenHab Operations: Some issues with fan automation. It appears to be related to power outages associated with battery issues prior to taking system offline.

Summary of SciDome Operations: 2 malfunctioning batteries removed and batteries disconnected. Inverter off and solar panel breakers off. Switched to generator power all the time for now.

Summary of Observatories Operations: Solar observatory telescope diagonal is awaiting new part for replacement. Lower shutter is decoupled and fastened by bungee cord.

Summary of RAM Operations: All nominal
Summary of Outpost Operations: All nominal.
Summary of Health and Safety Issues: All nominal.

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