| Type | Comment | count | priority | fname | location | serial | time | value | min | max |
| rl: | 2020 209 06 36 05 Reset Warm -> Tepid from 2020 209 06 35 59 until 2020 209 06 36 00 . Counts: 1,0 | 1 | 3 | B21020.203 | CHURC | #203 | 06:33:02 | | 1 | -1 |
| mf: | Illegal command (mf) in schedule ecsc, ignoring | 2 | 99 | B21020.203 | CHURC | #203 | 08:58:26 | | 1 | -1 |
| ds: | Suppressed oscillation of filter wheel. | 2 | 5 | B21020.203 | CHURC | #203 | 18:12:50 | | 1 | -1 |
| uv: | HOME key pressed | 1 | 99 | B21020.203 | CHURC | #203 | 23:21:43 | | 1 | -1 |
| uv: | UV extended scan aborted | 1 | 3 | B21020.203 | CHURC | #203 | 23:21:45 | | 1 | -1 |
| uv: | Going to menu | 1 | 99 | B21020.203 | CHURC | #203 | 23:22:19 | | 1 | -1 |
| sr: | Azimuth discrepancy = 102 | 1 | 99 | B21020.203 | CHURC | #203 | 23:28:56 | 102 | -30 | 30 |
| si: | New SI, HC = -13, NC = 2005 Old = -13 , 2005 | 1 | 99 | B21020.203 | CHURC | #203 | 23:33:37 | | 1 | -1 |