| 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  08  16 | 20:00 | 29 days |   15  27  55 | -20  58  33 | 13:47 | 18:29 | 23:12 | -0.03 | 20:14 until 22:03 | Libra
| 2031  08  17 | 20:00 | 30 days |   15  30  11 | -21  06  45 | 13:46 | 18:28 | 23:09 | -0.02 | 20:12 until 22:00 | Libra
| 2031  08  18 | 20:00 | 01 days |   15  32  28 | -21  14  53 | 13:45 | 18:26 | 23:07 | -0.01 | 20:11 until 21:58 | Libra
| 2031  08  19 | 20:00 | 02 days |   15  34  47 | -21  22  58 | 13:44 | 18:24 | 23:05 |  0.01 | 20:09 until 21:55 | Libra
| 2031  08  20 | 20:00 | 03 days |   15  37  07 | -21  31  00 | 13:43 | 18:23 | 23:03 |  0.02 | 20:08 until 21:52 | Libra
| 2031  08  21 | 20:00 | 04 days |   15  39  28 | -21  38  57 | 13:42 | 18:21 | 23:00 |  0.03 | 20:06 until 21:50 | Libra
| 2031  08  22 | 20:00 | 05 days |   15  41  51 | -21  46  50 | 13:41 | 18:20 | 22:58 |  0.04 | 20:05 until 21:47 | Libra
| 2031  08  23 | 20:00 | 06 days |   15  44  14 | -21  54  39 | 13:40 | 18:18 | 22:56 |  0.05 | 20:03 until 21:45 | Libra
| 2031  08  24 | 20:00 | 07 days |   15  46  40 | -22  02  22 | 13:39 | 18:17 | 22:54 |  0.06 | 20:02 until 21:42 | Libra
| 2031  08  25 | 20:00 | 08 days |   15  49  06 | -22  10  01 | 13:38 | 18:15 | 22:52 |  0.07 | 20:00 until 21:40 | Scorpius
| 2031  08  26 | 20:00 | 09 days |   15  51  33 | -22  17  35 | 13:37 | 18:14 | 22:50 |  0.08 | 19:58 until 21:37 | Scorpius
| 2031  08  27 | 20:00 | 10 days |   15  54  02 | -22  25  02 | 13:36 | 18:12 | 22:48 |  0.09 | 19:57 until 21:35 | Scorpius
| 2031  08  28 | 20:00 | 11 days |   15  56  32 | -22  32  25 | 13:36 | 18:11 | 22:46 |  0.10 | 19:55 until 21:33 | Scorpius
| 2031  08  29 | 20:00 | 12 days |   15  59  03 | -22  39  41 | 13:35 | 18:09 | 22:44 |  0.11 | 19:54 until 21:30 | Scorpius
| 2031  08  30 | 20:00 | 13 days |   16  01  36 | -22  46  50 | 13:34 | 18:08 | 22:42 |  0.12 | 19:52 until 21:28 | Scorpius
| 2031  08  31 | 20:00 | 14 days |   16  04  09 | -22  53  53 | 13:33 | 18:06 | 22:40 |  0.13 | 19:50 until 21:26 | Scorpius
| 2031  09  01 | 20:00 | 15 days |   16  06  44 | -23  00  49 | 13:32 | 18:05 | 22:38 |  0.14 | 19:49 until 21:24 | Scorpius
| 2031  09  02 | 20:00 | 16 days |   16  09  19 | -23  07  39 | 13:31 | 18:04 | 22:36 |  0.15 | 19:47 until 21:21 | Scorpius
| 2031  09  03 | 20:00 | 17 days |   16  11  56 | -23  14  20 | 13:30 | 18:02 | 22:34 |  0.16 | 19:45 until 21:19 | Scorpius
| 2031  09  04 | 20:00 | 18 days |   16  14  34 | -23  20  55 | 13:30 | 18:01 | 22:32 |  0.17 | 19:44 until 21:17 | Scorpius
| 2031  09  05 | 20:00 | 19 days |   16  17  13 | -23  27  21 | 13:29 | 18:00 | 22:30 |  0.18 | 19:42 until 21:15 | Scorpius
| 2031  09  06 | 20:00 | 20 days |   16  19  52 | -23  33  40 | 13:28 | 17:58 | 22:29 |  0.19 | 19:40 until 21:13 | Scorpius
| 2031  09  07 | 20:00 | 21 days |   16  22  33 | -23  39  50 | 13:27 | 17:57 | 22:27 |  0.20 | 19:39 until 21:11 | Scorpius
| 2031  09  08 | 20:00 | 22 days |   16  25  16 | -23  45  52 | 13:27 | 17:56 | 22:25 |  0.21 | 19:37 until 21:08 | Ophiuchus
| 2031  09  09 | 20:00 | 23 days |   16  27  59 | -23  51  45 | 13:26 | 17:55 | 22:23 |  0.22 | 19:35 until 21:06 | Ophiuchus
|
| All times computed for Cambridge (latitude 42.38; longitude -71.11)
|      and expressed in Cambridge time.
|
| Ephemeris computed by Dominic Ford.
| <https://in-the-sky.org/>