| 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.  |                   |
|
| 2171  09  17 | 20:00 | 18 days |   09  02  27 | +18  03  51 | 02:45 | 09:59 | 17:12 |  1.65 | 04:05 until 05:26 | Cancer
| 2171  09  18 | 20:00 | 19 days |   09  04  59 | +17  53  37 | 02:45 | 09:57 | 17:10 |  1.65 | 04:04 until 05:27 | Cancer
| 2171  09  19 | 20:00 | 19 days |   09  07  31 | +17  43  17 | 02:44 | 09:56 | 17:08 |  1.65 | 04:03 until 05:28 | Cancer
| 2171  09  20 | 20:00 | 20 days |   09  10  02 | +17  32  51 | 02:43 | 09:54 | 17:06 |  1.65 | 04:03 until 05:29 | Cancer
| 2171  09  21 | 20:00 | 21 days |   09  12  32 | +17  22  19 | 02:43 | 09:53 | 17:03 |  1.65 | 04:02 until 05:31 | Cancer
| 2171  09  22 | 20:00 | 22 days |   09  15  02 | +17  11  42 | 02:42 | 09:52 | 17:01 |  1.65 | 04:01 until 05:32 | Cancer
| 2171  09  23 | 20:00 | 23 days |   09  17  32 | +17  00  59 | 02:41 | 09:50 | 16:59 |  1.65 | 04:00 until 05:33 | Cancer
| 2171  09  24 | 20:00 | 24 days |   09  20  01 | +16  50  10 | 02:41 | 09:49 | 16:57 |  1.65 | 03:59 until 05:34 | Cancer
| 2171  09  25 | 20:00 | 25 days |   09  22  30 | +16  39  16 | 02:40 | 09:47 | 16:55 |  1.64 | 03:59 until 05:35 | Leo
| 2171  09  26 | 20:00 | 26 days |   09  24  58 | +16  28  17 | 02:39 | 09:46 | 16:52 |  1.64 | 03:58 until 05:36 | Leo
| 2171  09  27 | 20:00 | 27 days |   09  27  25 | +16  17  13 | 02:38 | 09:44 | 16:50 |  1.64 | 03:57 until 05:37 | Leo
| 2171  09  28 | 20:00 | 28 days |   09  29  53 | +16  06  04 | 02:38 | 09:43 | 16:48 |  1.64 | 03:56 until 05:38 | Leo
| 2171  09  29 | 20:00 | 00 days |   09  32  19 | +15  54  50 | 02:37 | 09:41 | 16:46 |  1.64 | 03:55 until 05:40 | Leo
| 2171  09  30 | 20:00 | 01 days |   09  34  46 | +15  43  31 | 02:36 | 09:40 | 16:43 |  1.63 | 03:54 until 05:41 | Leo
| 2171  10  01 | 20:00 | 02 days |   09  37  12 | +15  32  07 | 02:36 | 09:38 | 16:41 |  1.63 | 03:54 until 05:42 | Leo
| 2171  10  02 | 20:00 | 03 days |   09  39  37 | +15  20  40 | 02:35 | 09:37 | 16:39 |  1.63 | 03:53 until 05:43 | Leo
| 2171  10  03 | 20:00 | 04 days |   09  42  02 | +15  09  07 | 02:34 | 09:35 | 16:36 |  1.63 | 03:52 until 05:44 | Leo
| 2171  10  04 | 20:00 | 05 days |   09  44  26 | +14  57  31 | 02:33 | 09:34 | 16:34 |  1.63 | 03:51 until 05:45 | Leo
| 2171  10  05 | 20:00 | 07 days |   09  46  50 | +14  45  51 | 02:33 | 09:32 | 16:32 |  1.62 | 03:50 until 05:46 | Leo
| 2171  10  06 | 20:00 | 08 days |   09  49  14 | +14  34  06 | 02:32 | 09:31 | 16:30 |  1.62 | 03:49 until 05:47 | Leo
| 2171  10  07 | 20:00 | 09 days |   09  51  37 | +14  22  18 | 02:31 | 09:29 | 16:27 |  1.62 | 03:48 until 05:49 | Leo
| 2171  10  08 | 20:00 | 10 days |   09  53  59 | +14  10  25 | 02:30 | 09:28 | 16:25 |  1.61 | 03:47 until 05:50 | Leo
| 2171  10  09 | 20:00 | 11 days |   09  56  21 | +13  58  30 | 02:30 | 09:26 | 16:22 |  1.61 | 03:47 until 05:51 | Leo
| 2171  10  10 | 20:00 | 12 days |   09  58  43 | +13  46  30 | 02:29 | 09:24 | 16:20 |  1.61 | 03:46 until 05:52 | Leo
| 2171  10  11 | 20:00 | 12 days |   10  01  04 | +13  34  28 | 02:28 | 09:23 | 16:18 |  1.61 | 03:45 until 05:53 | Leo
|
| 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/>