Results (°C) | Worst cold case - mission mode (MLI coating) | |||||
---|---|---|---|---|---|---|
Components | Limit Tmin | Margin | Analysis Tmin | Analysis Tmax | Margin | Limit Tmax |
OBC | –40 | 68.5 | 28.5 | 42.3 | 42.7 | 85 |
Solar panel | –100 | 34 | –66 | 82 | 43 | 125 |
EPS board | –40 | 53 | 13 | 25.4 | 59.6 | 85 |
Battery | –10 | 21.45 | 11.45 | 18.2 | 31.8 | 50 |
Reaction wheel | –40 | 56 | 16 | 36.5 | 48.5 | 85 |
Star tracker | –25 | 35 | 10 | 34 | 16 | 50 |
GPS R | –40 | 53 | 13 | 25 | 60 | 85 |
GPS A | –40 | 15 | –25 | 31 | 54 | 85 |
Magnetorquer | –40 | 31.5 | –8.5 | 1 | 69 | 70 |
UV transceiver | –40 | 31 | –9 | –2.75 | 87.75 | 85 |
UV antenna | –40 | 16 | –24 | 3.5 | 66.5 | 70 |
S-band transceiver | –40 | 31 | –9 | –5.1 | 55.1 | 50 |
S-band antenna | –40 | 16 | –24 | 3.5 | 116.5 | 120 |
Camera lens | –40 | 36.6 | –3.4 | –0.7 | 80.7 | 80 |
Camera module | –40 | 34.5 | –5.5 | 4.3 | 75.7 | 80 |
Payload OBC | –40 | 48.8 | 8.8 | 35.5 | 49.5 | 85 |
Ethernet switch | –40 | 42.8 | 2.8 | 49 | 36 | 85 |