| 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.  |                   |
|
| 1991  03  29 | 19:00 | 14 days |   05  51  11 | +25  22  31 | 09:20 | 17:06 | 00:52 |  1.03 | 18:47 until 23:34 | Taurus
| 1991  03  30 | 19:00 | 15 days |   05  53  29 | +25  22  27 | 09:18 | 17:04 | 00:51 |  1.04 | 18:49 until 23:32 | Taurus
| 1991  03  31 | 19:00 | 16 days |   05  55  49 | +25  22  17 | 09:16 | 17:03 | 00:49 |  1.06 | 18:50 until 23:30 | Taurus
| 1991  04  01 | 19:00 | 17 days |   05  58  08 | +25  21  58 | 09:15 | 17:01 | 00:48 |  1.07 | 18:51 until 23:28 | Taurus
| 1991  04  02 | 19:00 | 18 days |   06  00  29 | +25  21  32 | 09:13 | 17:00 | 00:46 |  1.09 | 18:53 until 23:27 | Taurus
| 1991  04  03 | 19:00 | 19 days |   06  02  49 | +25  20  59 | 09:12 | 16:58 | 00:44 |  1.10 | 18:54 until 23:25 | Gemini
| 1991  04  04 | 19:00 | 20 days |   06  05  10 | +25  20  17 | 09:10 | 16:56 | 00:43 |  1.11 | 18:55 until 23:23 | Gemini
| 1991  04  05 | 19:00 | 21 days |   06  07  32 | +25  19  28 | 09:09 | 16:55 | 00:41 |  1.12 | 18:57 until 23:21 | Gemini
| 1991  04  06 | 19:00 | 21 days |   06  09  53 | +25  18  30 | 09:07 | 16:53 | 00:39 |  1.14 | 18:58 until 23:19 | Gemini
| 1991  04  07 | 20:00 | 22 days |   06  12  16 | +25  17  25 | 10:06 | 17:52 | 01:38 |  1.15 | 19:59 until 00:18 | Gemini
| 1991  04  08 | 20:00 | 23 days |   06  14  38 | +25  16  12 | 10:04 | 17:50 | 01:36 |  1.16 | 20:01 until 00:16 | Gemini
| 1991  04  09 | 20:00 | 24 days |   06  17  01 | +25  14  50 | 10:03 | 17:48 | 01:34 |  1.17 | 20:02 until 00:14 | Gemini
| 1991  04  10 | 20:00 | 25 days |   06  19  24 | +25  13  21 | 10:01 | 17:47 | 01:33 |  1.19 | 20:04 until 00:12 | Gemini
| 1991  04  11 | 20:00 | 26 days |   06  21  48 | +25  11  43 | 10:00 | 17:45 | 01:31 |  1.20 | 20:05 until 00:10 | Gemini
| 1991  04  12 | 20:00 | 27 days |   06  24  11 | +25  09  57 | 09:58 | 17:44 | 01:29 |  1.21 | 20:06 until 00:09 | Gemini
| 1991  04  13 | 20:00 | 28 days |   06  26  35 | +25  08  02 | 09:57 | 17:42 | 01:28 |  1.22 | 20:08 until 00:07 | Gemini
| 1991  04  14 | 20:00 | 00 days |   06  29  00 | +25  05  59 | 09:56 | 17:41 | 01:26 |  1.23 | 20:09 until 00:05 | Gemini
| 1991  04  15 | 20:00 | 01 days |   06  31  24 | +25  03  48 | 09:54 | 17:39 | 01:24 |  1.24 | 20:10 until 00:03 | Gemini
| 1991  04  16 | 20:00 | 02 days |   06  33  49 | +25  01  29 | 09:53 | 17:38 | 01:22 |  1.26 | 20:12 until 00:01 | Gemini
| 1991  04  17 | 20:00 | 03 days |   06  36  14 | +24  59  01 | 09:52 | 17:36 | 01:21 |  1.27 | 20:13 until 00:00 | Gemini
| 1991  04  18 | 20:00 | 04 days |   06  38  39 | +24  56  24 | 09:50 | 17:35 | 01:19 |  1.28 | 20:15 until 23:58 | Gemini
| 1991  04  19 | 20:00 | 05 days |   06  41  05 | +24  53  39 | 09:49 | 17:33 | 01:17 |  1.29 | 20:16 until 23:56 | Gemini
| 1991  04  20 | 20:00 | 06 days |   06  43  31 | +24  50  46 | 09:48 | 17:32 | 01:15 |  1.30 | 20:17 until 23:54 | Gemini
| 1991  04  21 | 20:00 | 07 days |   06  45  56 | +24  47  44 | 09:46 | 17:30 | 01:14 |  1.31 | 20:19 until 23:52 | Gemini
| 1991  04  22 | 20:00 | 08 days |   06  48  22 | +24  44  33 | 09:45 | 17:29 | 01:12 |  1.32 | 20:20 until 23:50 | Gemini
|
| 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/>