| Ephemeris for Mars
|
|     DATE     | Time  | Age of  | RIGHT ASCENS | DECLINATION | Rise  | Culm  | Set   | Approx|    Observable     | Constellation
| Year Mth Day |       | Moon    | hour min sec | deg min sec |       |       |       | Mag.  |                   |
|
| 2031  09  23 | 00:00 | 06 days |   17  05  16 | -24  54  02 | 13:16 | 17:39 | 22:03 |  0.33 | 19:11 until 20:41 | Ophiuchus
| 2031  09  24 | 00:00 | 07 days |   17  08  12 | -24  57  29 | 13:15 | 17:38 | 22:01 |  0.34 | 19:10 until 20:40 | Ophiuchus
| 2031  09  25 | 00:00 | 08 days |   17  11  09 | -25  00  43 | 13:14 | 17:37 | 22:00 |  0.35 | 19:08 until 20:38 | Ophiuchus
| 2031  09  26 | 00:00 | 09 days |   17  14  07 | -25  03  46 | 13:13 | 17:36 | 21:59 |  0.36 | 19:06 until 20:37 | Ophiuchus
| 2031  09  27 | 00:00 | 10 days |   17  17  05 | -25  06  36 | 13:13 | 17:35 | 21:58 |  0.37 | 19:05 until 20:35 | Ophiuchus
| 2031  09  28 | 00:00 | 11 days |   17  20  04 | -25  09  14 | 13:12 | 17:34 | 21:56 |  0.37 | 19:03 until 20:34 | Ophiuchus
| 2031  09  29 | 00:00 | 12 days |   17  23  04 | -25  11  40 | 13:11 | 17:33 | 21:55 |  0.38 | 19:01 until 20:33 | Ophiuchus
| 2031  09  30 | 00:00 | 13 days |   17  26  05 | -25  13  53 | 13:10 | 17:32 | 21:54 |  0.39 | 19:00 until 20:31 | Ophiuchus
| 2031  10  01 | 00:00 | 14 days |   17  29  06 | -25  15  53 | 13:10 | 17:31 | 21:53 |  0.40 | 18:58 until 20:30 | Ophiuchus
| 2031  10  02 | 00:00 | 15 days |   17  32  08 | -25  17  39 | 13:09 | 17:30 | 21:52 |  0.41 | 18:56 until 20:29 | Ophiuchus
| 2031  10  03 | 00:00 | 16 days |   17  35  10 | -25  19  13 | 13:08 | 17:30 | 21:51 |  0.41 | 18:55 until 20:28 | Ophiuchus
| 2031  10  04 | 00:00 | 17 days |   17  38  13 | -25  20  34 | 13:07 | 17:29 | 21:50 |  0.42 | 18:53 until 20:26 | Ophiuchus
| 2031  10  05 | 00:00 | 18 days |   17  41  17 | -25  21  40 | 13:06 | 17:28 | 21:49 |  0.43 | 18:51 until 20:25 | Ophiuchus
| 2031  10  06 | 00:00 | 19 days |   17  44  21 | -25  22  34 | 13:06 | 17:27 | 21:48 |  0.44 | 18:50 until 20:24 | Sagittarius
| 2031  10  07 | 00:00 | 20 days |   17  47  26 | -25  23  13 | 13:05 | 17:26 | 21:47 |  0.44 | 18:48 until 20:23 | Sagittarius
| 2031  10  08 | 00:00 | 21 days |   17  50  32 | -25  23  39 | 13:04 | 17:25 | 21:46 |  0.45 | 18:47 until 20:22 | Sagittarius
| 2031  10  09 | 00:00 | 22 days |   17  53  38 | -25  23  51 | 13:03 | 17:24 | 21:45 |  0.46 | 18:45 until 20:21 | Sagittarius
| 2031  10  10 | 00:00 | 23 days |   17  56  44 | -25  23  48 | 13:02 | 17:24 | 21:45 |  0.46 | 18:43 until 20:20 | Sagittarius
| 2031  10  11 | 00:00 | 24 days |   17  59  51 | -25  23  31 | 13:02 | 17:23 | 21:44 |  0.47 | 18:42 until 20:19 | Sagittarius
| 2031  10  12 | 00:00 | 25 days |   18  02  58 | -25  23  00 | 13:01 | 17:22 | 21:43 |  0.48 | 18:40 until 20:18 | Sagittarius
| 2031  10  13 | 00:00 | 26 days |   18  06  06 | -25  22  15 | 13:00 | 17:21 | 21:42 |  0.49 | 18:39 until 20:18 | Sagittarius
| 2031  10  14 | 00:00 | 27 days |   18  09  15 | -25  21  15 | 12:59 | 17:20 | 21:42 |  0.49 | 18:37 until 20:17 | Sagittarius
| 2031  10  15 | 00:00 | 28 days |   18  12  23 | -25  20  01 | 12:58 | 17:19 | 21:41 |  0.50 | 18:36 until 20:16 | Sagittarius
| 2031  10  16 | 00:00 | 29 days |   18  15  32 | -25  18  31 | 12:57 | 17:19 | 21:40 |  0.51 | 18:34 until 20:15 | Sagittarius
| 2031  10  17 | 00:00 | 00 days |   18  18  42 | -25  16  48 | 12:56 | 17:18 | 21:40 |  0.51 | 18:33 until 20:15 | Sagittarius
|
| All times computed for Cambridge (latitude 42.38; longitude -71.11)
|      and expressed in Cambridge time.
| All positions are in J2000.0 coordinates.
|
| Ephemeris computed by Dominic Ford.
| <https://in-the-sky.org/>