| 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  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
| 1998  09  30 | 20:00 | 09 days |   09  54  52 | +14  03  18 | 03:04 | 10:00 | 16:57 |  1.69 | 04:21 until 05:52 | Leo
| 1998  10  01 | 20:00 | 10 days |   09  57  16 | +13  51  05 | 03:03 | 09:59 | 16:55 |  1.69 | 04:21 until 05:53 | Leo
| 1998  10  02 | 20:00 | 11 days |   09  59  40 | +13  38  48 | 03:02 | 09:57 | 16:52 |  1.69 | 04:20 until 05:55 | Leo
| 1998  10  03 | 20:00 | 12 days |   10  02  03 | +13  26  28 | 03:01 | 09:56 | 16:50 |  1.68 | 04:19 until 05:56 | Leo
| 1998  10  04 | 20:00 | 13 days |   10  04  25 | +13  14  03 | 03:01 | 09:54 | 16:48 |  1.68 | 04:18 until 05:57 | Leo
| 1998  10  05 | 20:00 | 14 days |   10  06  47 | +13  01  36 | 03:00 | 09:53 | 16:45 |  1.68 | 04:17 until 05:58 | Leo
| 1998  10  06 | 20:00 | 16 days |   10  09  09 | +12  49  04 | 02:59 | 09:51 | 16:43 |  1.68 | 04:16 until 05:59 | Leo
| 1998  10  07 | 20:00 | 17 days |   10  11  31 | +12  36  30 | 02:58 | 09:49 | 16:40 |  1.67 | 04:16 until 06:00 | Leo
| 1998  10  08 | 20:00 | 18 days |   10  13  52 | +12  23  52 | 02:58 | 09:48 | 16:38 |  1.67 | 04:15 until 06:01 | Leo
| 1998  10  09 | 20:00 | 19 days |   10  16  12 | +12  11  11 | 02:57 | 09:46 | 16:36 |  1.67 | 04:14 until 06:03 | Leo
| 1998  10  10 | 20:00 | 20 days |   10  18  33 | +11  58  27 | 02:56 | 09:45 | 16:33 |  1.67 | 04:13 until 06:04 | Leo
| 1998  10  11 | 20:00 | 21 days |   10  20  53 | +11  45  41 | 02:55 | 09:43 | 16:31 |  1.66 | 04:12 until 06:05 | Leo
| 1998  10  12 | 20:00 | 22 days |   10  23  12 | +11  32  51 | 02:55 | 09:41 | 16:28 |  1.66 | 04:11 until 06:06 | Leo
| 1998  10  13 | 20:00 | 23 days |   10  25  31 | +11  19  59 | 02:54 | 09:40 | 16:26 |  1.66 | 04:10 until 06:07 | 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/>