| 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. | | | | 1980 09 12 | 20:00 | 03 days | 14 29 50 | −15 18 46 | 10:38 | 15:44 | 20:50 | 1.29 | Not observable | Libra | 1980 09 13 | 20:00 | 04 days | 14 32 28 | −15 32 04 | 10:37 | 15:42 | 20:48 | 1.29 | Not observable | Libra | 1980 09 14 | 20:00 | 04 days | 14 35 07 | −15 45 17 | 10:37 | 15:41 | 20:45 | 1.29 | Not observable | Libra | 1980 09 15 | 20:00 | 05 days | 14 37 46 | −15 58 24 | 10:36 | 15:40 | 20:43 | 1.30 | Not observable | Libra | 1980 09 16 | 20:00 | 06 days | 14 40 26 | −16 11 25 | 10:36 | 15:39 | 20:41 | 1.30 | Not observable | Libra | 1980 09 17 | 20:00 | 07 days | 14 43 07 | −16 24 20 | 10:36 | 15:37 | 20:39 | 1.30 | Not observable | Libra | 1980 09 18 | 20:00 | 08 days | 14 45 49 | −16 37 09 | 10:35 | 15:36 | 20:37 | 1.30 | Not observable | Libra | 1980 09 19 | 20:00 | 09 days | 14 48 31 | −16 49 51 | 10:35 | 15:35 | 20:35 | 1.30 | Not observable | Libra | 1980 09 20 | 20:00 | 10 days | 14 51 14 | −17 02 28 | 10:34 | 15:34 | 20:33 | 1.30 | Not observable | Libra | 1980 09 21 | 20:00 | 11 days | 14 53 57 | −17 14 57 | 10:34 | 15:32 | 20:31 | 1.30 | Not observable | Libra | 1980 09 22 | 20:00 | 13 days | 14 56 42 | −17 27 20 | 10:34 | 15:31 | 20:28 | 1.30 | Not observable | Libra | 1980 09 23 | 20:00 | 14 days | 14 59 27 | −17 39 35 | 10:33 | 15:30 | 20:26 | 1.30 | Not observable | Libra | 1980 09 24 | 20:00 | 15 days | 15 02 12 | −17 51 44 | 10:33 | 15:29 | 20:24 | 1.30 | Not observable | Libra | 1980 09 25 | 20:00 | 16 days | 15 04 59 | −18 03 45 | 10:33 | 15:28 | 20:22 | 1.30 | Not observable | Libra | 1980 09 26 | 20:00 | 17 days | 15 07 46 | −18 15 38 | 10:32 | 15:26 | 20:20 | 1.30 | Not observable | Libra | 1980 09 27 | 20:00 | 18 days | 15 10 34 | −18 27 24 | 10:32 | 15:25 | 20:18 | 1.30 | Not observable | Libra | 1980 09 28 | 20:00 | 19 days | 15 13 22 | −18 39 02 | 10:32 | 15:24 | 20:16 | 1.30 | Not observable | Libra | 1980 09 29 | 20:00 | 20 days | 15 16 12 | −18 50 31 | 10:31 | 15:23 | 20:14 | 1.30 | Not observable | Libra | 1980 09 30 | 20:00 | 22 days | 15 19 02 | −19 01 53 | 10:31 | 15:22 | 20:13 | 1.30 | Not observable | Libra | 1980 10 01 | 20:00 | 23 days | 15 21 52 | −19 13 06 | 10:31 | 15:21 | 20:11 | 1.30 | Not observable | Libra | 1980 10 02 | 20:00 | 23 days | 15 24 44 | −19 24 10 | 10:31 | 15:20 | 20:09 | 1.30 | Not observable | Libra | 1980 10 03 | 20:00 | 24 days | 15 27 36 | −19 35 05 | 10:30 | 15:19 | 20:07 | 1.30 | Not observable | Libra | 1980 10 04 | 20:00 | 25 days | 15 30 29 | −19 45 52 | 10:30 | 15:17 | 20:05 | 1.30 | Not observable | Libra | 1980 10 05 | 20:00 | 26 days | 15 33 22 | −19 56 29 | 10:30 | 15:16 | 20:03 | 1.30 | Not observable | Libra | 1980 10 06 | 20:00 | 27 days | 15 36 16 | −20 06 57 | 10:29 | 15:15 | 20:01 | 1.30 | Not observable | Libra | | All times computed for Cambridge (latitude 42.38; longitude -71.11) | and expressed in Cambridge time. | | Ephemeris computed by Dominic Ford. |