| 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.  |                   |
|
| 1998  09  05 | 20:00 | 14 days |   08  52  36 | +18  42  03 | 03:20 | 10:36 | 17:52 |  1.71 | 04:41 until 05:24 | Cancer
| 1998  09  06 | 20:00 | 15 days |   08  55  10 | +18  32  04 | 03:20 | 10:35 | 17:50 |  1.71 | 04:40 until 05:25 | Cancer
| 1998  09  07 | 20:00 | 16 days |   08  57  45 | +18  21  59 | 03:19 | 10:34 | 17:48 |  1.71 | 04:40 until 05:26 | Cancer
| 1998  09  08 | 20:00 | 17 days |   09  00  19 | +18  11  48 | 03:18 | 10:32 | 17:46 |  1.71 | 04:39 until 05:27 | Cancer
| 1998  09  09 | 20:00 | 18 days |   09  02  52 | +18  01  29 | 03:18 | 10:31 | 17:44 |  1.71 | 04:38 until 05:29 | Cancer
| 1998  09  10 | 20:00 | 19 days |   09  05  25 | +17  51  05 | 03:17 | 10:30 | 17:42 |  1.71 | 04:37 until 05:30 | Cancer
| 1998  09  11 | 20:00 | 20 days |   09  07  58 | +17  40  34 | 03:17 | 10:28 | 17:40 |  1.71 | 04:37 until 05:31 | Cancer
| 1998  09  12 | 20:00 | 22 days |   09  10  30 | +17  29  57 | 03:16 | 10:27 | 17:38 |  1.71 | 04:36 until 05:32 | Cancer
| 1998  09  13 | 20:00 | 23 days |   09  13  01 | +17  19  13 | 03:15 | 10:25 | 17:35 |  1.71 | 04:35 until 05:33 | Cancer
| 1998  09  14 | 20:00 | 24 days |   09  15  33 | +17  08  24 | 03:15 | 10:24 | 17:33 |  1.71 | 04:34 until 05:34 | Cancer
| 1998  09  15 | 20:00 | 25 days |   09  18  03 | +16  57  29 | 03:14 | 10:23 | 17:31 |  1.71 | 04:33 until 05:35 | Cancer
| 1998  09  16 | 20:00 | 26 days |   09  20  34 | +16  46  28 | 03:13 | 10:21 | 17:29 |  1.71 | 04:33 until 05:37 | Cancer
| 1998  09  17 | 20:00 | 27 days |   09  23  04 | +16  35  21 | 03:13 | 10:20 | 17:27 |  1.71 | 04:32 until 05:38 | Leo
| 1998  09  18 | 20:00 | 27 days |   09  25  33 | +16  24  09 | 03:12 | 10:18 | 17:25 |  1.71 | 04:31 until 05:39 | Leo
| 1998  09  19 | 20:00 | 28 days |   09  28  02 | +16  12  52 | 03:11 | 10:17 | 17:22 |  1.71 | 04:30 until 05:40 | Leo
| 1998  09  20 | 20:00 | 00 days |   09  30  31 | +16  01  29 | 03:11 | 10:15 | 17:20 |  1.70 | 04:30 until 05:41 | Leo
| 1998  09  21 | 20:00 | 01 days |   09  32  59 | +15  50  01 | 03:10 | 10:14 | 17:18 |  1.70 | 04:29 until 05:42 | Leo
| 1998  09  22 | 20:00 | 02 days |   09  35  26 | +15  38  28 | 03:09 | 10:12 | 17:16 |  1.70 | 04:28 until 05:43 | Leo
| 1998  09  23 | 20:00 | 02 days |   09  37  54 | +15  26  51 | 03:08 | 10:11 | 17:13 |  1.70 | 04:27 until 05:45 | Leo
| 1998  09  24 | 20:00 | 03 days |   09  40  20 | +15  15  08 | 03:08 | 10:09 | 17:11 |  1.70 | 04:26 until 05:46 | Leo
| 1998  09  25 | 20:00 | 04 days |   09  42  47 | +15  03  21 | 03:07 | 10:08 | 17:09 |  1.70 | 04:26 until 05:47 | Leo
| 1998  09  26 | 20:00 | 05 days |   09  45  13 | +14  51  29 | 03:06 | 10:06 | 17:06 |  1.70 | 04:25 until 05:48 | Leo
| 1998  09  27 | 20:00 | 06 days |   09  47  38 | +14  39  33 | 03:06 | 10:05 | 17:04 |  1.69 | 04:24 until 05:49 | Leo
| 1998  09  28 | 20:00 | 07 days |   09  50  03 | +14  27  32 | 03:05 | 10:03 | 17:02 |  1.69 | 04:23 until 05:50 | Leo
| 1998  09  29 | 20:00 | 08 days |   09  52  28 | +14  15  27 | 03:04 | 10:02 | 16:59 |  1.69 | 04:22 until 05:51 | 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/>