| Astronomical Times for Chamberlain Observatory (39.002455, -90.163180) Starting 15 Apr 2025, for the next 5 days | |||||||
| Date | Morning | Sunrise | Sunset | Evening | Moonrise | Moonset | Moon Phase |
| Twilight | Twilight | ||||||
| 15 Apr 2025 | 04:50 | 06:21 | 19:39 | 21:08 | 22:40 | 07:23 |  |
| 16 Apr 2025 | 04:49 | 06:20 | 19:40 | 21:09 | 23:42 | 07:56 | |
| 17 Apr 2025 | 04:47 | 06:18 | 19:41 | 21:10 | None | 08:38 | |
| 18 Apr 2025 | 04:46 | 06:17 | 19:42 | 21:11 | 00:40 | 09:28 |  |
| 19 Apr 2025 | 04:45 | 06:16 | 19:43 | 21:12 | 01:33 | 10:25 | |
| Planetary Data for today | ||||||||||
 |  |  |  |  |  |  |  | |||
| Mercury | Venus | Mars | Jupiter | Saturn | Uranus | Neptune | Pluto | |||
| Rises | 05:31 | 04:53 | 12:10 | 09:14 | 05:24 | 07:52 | 05:32 | 03:12 | ||
| Meridian | 11:24 | 10:57 | 19:31 | 16:32 | 11:12 | 14:55 | 11:27 | 07:51 | ||
| Sets | 17:18 | 17:01 | 02:50 | 23:53 | 17:00 | 22:02 | 17:23 | 12:31 | ||
| Constellation | Pisces | Pisces | Cancer | Taurus | Aquarius | Taurus | Pisces | Capricornus | ||
| Visible ISS Passes | ||||||||||
 | ||||||||||
| Date | Brightness | Start | Highest point | End | ||||||
| (mag) | Time | Alt. | Az. | Time | Alt. | Az. | Time | Alt. | Az. | |
| 18 Apr | -2.1 | 05:14:14 | 11° | SSW | 05:16:59 | 28° | SE | 05:19:55 | 10° | ENE |
| 19 Apr | -1.5 | 04:28:20 | 15° | SSE | 04:29:05 | 16° | SE | 04:31:14 | 10° | E |