| Astronomical Times for Chamberlain Observatory (39.002455, -90.163180) Starting 24 Apr 2026, for the next 5 days | |||||||
| Date | Morning | Sunrise | Sunset | Evening | Moonrise | Moonset | Moon Phase |
| Twilight | Twilight | ||||||
| 24 Apr 2026 | 04:38 | 06:09 | 19:47 | 21:16 | 12:48 | 02:43 |  |
| 25 Apr 2026 | 04:37 | 06:08 | 19:48 | 21:17 | 13:58 | 03:15 | |
| 26 Apr 2026 | 04:35 | 06:06 | 19:49 | 21:18 | 15:05 | 03:41 | |
| 27 Apr 2026 | 04:34 | 06:05 | 19:50 | 21:19 | 16:09 | 04:04 |  |
| 28 Apr 2026 | 04:33 | 06:04 | 19:51 | 21:20 | 17:11 | 04:26 | |
| Planetary Data for today | ||||||||||
 |  |  |  |  |  |  |  | |||
| Mercury | Venus | Mars | Jupiter | Saturn | Uranus | Neptune | Pluto | |||
| Rises | 05:36 | 07:30 | 05:21 | 10:48 | 05:20 | 07:32 | 05:03 | 02:45 | ||
| Meridian | 11:47 | 14:42 | 11:32 | 18:06 | 11:23 | 14:39 | 11:02 | 07:25 | ||
| Sets | 17:59 | 21:52 | 17:44 | 01:27 | 17:26 | 21:50 | 17:00 | 12:04 | ||
| Constellation | Pisces | Taurus | Pisces | Gemini | Cetus | Taurus | Pisces | Capricornus | ||
| Visible ISS Passes | ||||||||||
 | ||||||||||
| Date | Brightness | Start | Highest point | End | ||||||
| (mag) | Time | Alt. | Az. | Time | Alt. | Az. | Time | Alt. | Az. | |
| 24 Apr | -0.6 | 03:09:50 | 14° | NE | 03:09:50 | 14° | NE | 03:10:26 | 10° | NE |
| 24 Apr | -1.6 | 04:42:47 | 15° | NW | 04:44:13 | 19° | NNW | 04:46:43 | 10° | NNE |
| 25 Apr | -1.9 | 03:57:05 | 25° | NNW | 03:57:05 | 25° | NNW | 03:59:33 | 10° | NNE |
| 25 Apr | -0.9 | 05:33:40 | 10° | NNW | 05:34:26 | 11° | N | 05:35:11 | 10° | N |
| 26 Apr | -0.8 | 03:11:19 | 17° | NNE | 03:11:19 | 17° | NNE | 03:12:21 | 10° | NE |
| 26 Apr | -1.0 | 04:45:20 | 10° | NW | 04:46:44 | 12° | NNW | 04:48:09 | 10° | NNE |
| 27 Apr | -1.2 | 03:58:29 | 14° | NNW | 03:59:05 | 15° | NNW | 04:01:03 | 10° | NNE |