| 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.  |                   |
|
| 1977  04  17 | 19:00 | 29 days |   23  35  40 | −03  57  32 | 03:47 | 09:35 | 15:23 |  1.16 |    Not observable | Aquarius
| 1977  04  18 | 19:00 | 00 days |   23  38  31 | −03  39  05 | 03:45 | 09:34 | 15:23 |  1.16 |    Not observable | Aquarius
| 1977  04  19 | 19:00 | 01 days |   23  41  22 | −03  20  37 | 03:43 | 09:33 | 15:23 |  1.16 |    Not observable | Pisces
| 1977  04  20 | 19:00 | 02 days |   23  44  13 | −03  02  09 | 03:41 | 09:32 | 15:23 |  1.16 |    Not observable | Pisces
| 1977  04  21 | 19:00 | 03 days |   23  47  04 | −02  43  39 | 03:38 | 09:31 | 15:23 |  1.16 |    Not observable | Pisces
| 1977  04  22 | 19:00 | 04 days |   23  49  55 | −02  25  09 | 03:36 | 09:29 | 15:23 |  1.16 |    Not observable | Pisces
| 1977  04  23 | 19:00 | 04 days |   23  52  45 | −02  06  38 | 03:34 | 09:28 | 15:23 |  1.16 |    Not observable | Pisces
| 1977  04  24 | 20:00 | 05 days |   23  55  36 | −01  48  07 | 04:32 | 10:27 | 16:23 |  1.15 |    Not observable | Pisces
| 1977  04  25 | 20:00 | 06 days |   23  58  26 | −01  29  35 | 04:29 | 10:26 | 16:23 |  1.15 |    Not observable | Pisces
| 1977  04  26 | 20:00 | 07 days |   00  01  16 | −01  11  04 | 04:27 | 10:25 | 16:23 |  1.15 |    Not observable | Pisces
| 1977  04  27 | 20:00 | 08 days |   00  04  06 | −00  52  33 | 04:25 | 10:24 | 16:23 |  1.15 |    Not observable | Pisces
| 1977  04  28 | 20:00 | 09 days |   00  06  56 | −00  34  03 | 04:23 | 10:23 | 16:23 |  1.15 |    Not observable | Pisces
| 1977  04  29 | 20:00 | 10 days |   00  09  45 | −00  15  33 | 04:20 | 10:22 | 16:23 |  1.15 |    Not observable | Pisces
| 1977  04  30 | 20:00 | 11 days |   00  12  35 | +00  02  55 | 04:18 | 10:21 | 16:23 |  1.14 |    Not observable | Pisces
| 1977  05  01 | 20:00 | 12 days |   00  15  25 | +00  21  23 | 04:16 | 10:19 | 16:23 |  1.14 |    Not observable | Pisces
| 1977  05  02 | 20:00 | 14 days |   00  18  14 | +00  39  50 | 04:14 | 10:18 | 16:23 |  1.14 |    Not observable | Pisces
| 1977  05  03 | 20:00 | 15 days |   00  21  03 | +00  58  16 | 04:11 | 10:17 | 16:23 |  1.14 |    Not observable | Pisces
| 1977  05  04 | 20:00 | 16 days |   00  23  52 | +01  16  40 | 04:09 | 10:16 | 16:23 |  1.14 |    Not observable | Pisces
| 1977  05  05 | 20:00 | 17 days |   00  26  42 | +01  35  02 | 04:07 | 10:15 | 16:23 |  1.14 |    Not observable | Cetus
| 1977  05  06 | 20:00 | 18 days |   00  29  31 | +01  53  22 | 04:05 | 10:14 | 16:23 |  1.14 |    Not observable | Cetus
| 1977  05  07 | 20:00 | 19 days |   00  32  20 | +02  11  41 | 04:03 | 10:13 | 16:23 |  1.13 |    Not observable | Cetus
| 1977  05  08 | 20:00 | 20 days |   00  35  09 | +02  29  57 | 04:00 | 10:12 | 16:23 |  1.13 |    Not observable | Cetus
| 1977  05  09 | 20:00 | 21 days |   00  37  58 | +02  48  10 | 03:58 | 10:10 | 16:23 |  1.13 |    Not observable | Pisces
| 1977  05  10 | 20:00 | 22 days |   00  40  47 | +03  06  21 | 03:56 | 10:09 | 16:23 |  1.13 |    Not observable | Pisces
| 1977  05  11 | 20:00 | 23 days |   00  43  35 | +03  24  29 | 03:54 | 10:08 | 16:23 |  1.13 |    Not observable | Pisces
|
| 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/>