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Mutual eclipses of the satellites of Jupiter in 2021
All instants are given in UT.
4e3 means that the shadow of satellite IV falls on satellite III, etc.
"Start" is the instant of first exterior contact of the umbra with a satellite, or the beginning of the eclipse. "End" is the instant of last contact of the umbra with the satellite. These times are given in hours, minutes, and seconds.
IMPORTANT : all these event timings are as visible from Greenwich
| Date 2021 | Start h m s | Satel. | End h m s | |
|---|---|---|---|---|
| Jan. | 7 | 09 43 27 | 2e1 | 10 17 10 |
| 7 | 16 42 14 | 2e1 | 17 06 13 | |
| 18 | 09 19 24 | 2e1 | 09 33 30 | |
| Feb. | 28 | 07 00 09 | 4e2 | 07 11 10 |
| Mar. | 23 | 07 12 55 | 2e1 | 07 18 59 |
| Apr. | 4 | 05 26 21 | 1e2 | 05 31 02 |
| 12 | 04 16 38 | 1e4 | 04 42 54 | |
| 24 | 05 24 12 | 2e1 | 05 27 30 | |
| May | 4 | 05 50 12 | 2e3 | 05 58 09 |
| 6 | 03 26 34 | 1e2 | 03 32 05 | |
| 14 | 03 43 53 | 3e1 | 03 52 43 | |
| 21 | 02 36 09 | 3e2 | 02 40 23 | |
| 29 | 02 27 55 | 3e1 | 03 17 31 | |
| Jun. | 7 | 01 36 22 | 1e2 | 01 41 18 |
| 14 | 03 53 58 | 1e2 | 03 58 33 | |
| Jul. | 4 | 00 06 19 | 3e1 | 00 10 00 |
| 7 | 00 47 13 | 1e3 | 00 09 03 | |
| 9 | 00 05 54 | 1e2 | 00 07 19 | |
| Aug. | 8 | 20 13 42 | 3e2 | 21 18 44 |
| 9 | 03 37 08 | 3e2 | 04 44 41 | |
| 19 | 04 15 07 | 1e3 | 04 34 14 | |
| 30 | 19 02 52 | 3e2 | 19 15 28 | |
