| Ephemeris for Mercury | | DATE | Time | Age of | RIGHT ASCENS | DECLINATION | Rise | Culm | Set | Approx| Observable | Constellation | Year Mth Day | | Moon | hour min sec | deg min sec | | | | Mag. | | | | 2021 08 05 | 20:00 | 27 days | 09 25 05 | +17 01 55 | 05:54 | 13:04 | 20:15 | -1.57 | Not observable | Leo | 2021 08 06 | 20:00 | 28 days | 09 32 58 | +16 23 33 | 06:01 | 13:08 | 20:16 | -1.44 | Not observable | Leo | 2021 08 07 | 20:00 | 29 days | 09 40 41 | +15 44 06 | 06:07 | 13:12 | 20:18 | -1.32 | Not observable | Leo | 2021 08 08 | 20:00 | 01 days | 09 48 15 | +15 03 40 | 06:14 | 13:16 | 20:19 | -1.21 | Not observable | Leo | 2021 08 09 | 20:00 | 02 days | 09 55 39 | +14 22 24 | 06:20 | 13:20 | 20:19 | -1.11 | Not observable | Leo | 2021 08 10 | 20:00 | 03 days | 10 02 55 | +13 40 23 | 06:26 | 13:23 | 20:20 | -1.01 | Not observable | Leo | 2021 08 11 | 20:00 | 04 days | 10 10 02 | +12 57 45 | 06:32 | 13:26 | 20:21 | -0.93 | Not observable | Leo | 2021 08 12 | 20:00 | 05 days | 10 17 00 | +12 14 36 | 06:38 | 13:30 | 20:21 | -0.84 | Not observable | Leo | 2021 08 13 | 20:00 | 06 days | 10 23 50 | +11 31 01 | 06:44 | 13:33 | 20:21 | -0.77 | Not observable | Leo | 2021 08 14 | 20:00 | 07 days | 10 30 31 | +10 47 04 | 06:50 | 13:35 | 20:21 | -0.70 | Not observable | Leo | 2021 08 15 | 20:00 | 08 days | 10 37 05 | +10 02 52 | 06:55 | 13:38 | 20:21 | -0.63 | Not observable | Leo | 2021 08 16 | 20:00 | 09 days | 10 43 30 | +09 18 28 | 07:01 | 13:41 | 20:21 | -0.57 | Not observable | Leo | 2021 08 17 | 20:00 | 10 days | 10 49 49 | +08 33 56 | 07:06 | 13:43 | 20:20 | -0.52 | Not observable | Leo | 2021 08 18 | 20:00 | 11 days | 10 56 00 | +07 49 21 | 07:11 | 13:45 | 20:20 | -0.46 | Not observable | Leo | 2021 08 19 | 20:00 | 12 days | 11 02 04 | +07 04 45 | 07:16 | 13:48 | 20:19 | -0.42 | Not observable | Leo | 2021 08 20 | 20:00 | 13 days | 11 08 01 | +06 20 12 | 07:21 | 13:50 | 20:19 | -0.37 | Not observable | Leo | 2021 08 21 | 20:00 | 14 days | 11 13 52 | +05 35 45 | 07:26 | 13:52 | 20:18 | -0.33 | Not observable | Leo | 2021 08 22 | 20:00 | 15 days | 11 19 36 | +04 51 27 | 07:30 | 13:54 | 20:17 | -0.29 | Not observable | Leo | 2021 08 23 | 20:00 | 16 days | 11 25 14 | +04 07 21 | 07:35 | 13:55 | 20:16 | -0.26 | Not observable | Leo | 2021 08 24 | 20:00 | 17 days | 11 30 46 | +03 23 28 | 07:39 | 13:57 | 20:15 | -0.22 | Not observable | Leo | 2021 08 25 | 20:00 | 18 days | 11 36 13 | +02 39 53 | 07:44 | 13:59 | 20:14 | -0.19 | Not observable | Leo | 2021 08 26 | 20:00 | 19 days | 11 41 33 | +01 56 37 | 07:48 | 14:00 | 20:13 | -0.17 | Not observable | Virgo | 2021 08 27 | 20:00 | 20 days | 11 46 48 | +01 13 42 | 07:52 | 14:02 | 20:11 | -0.14 | Not observable | Virgo | 2021 08 28 | 20:00 | 21 days | 11 51 58 | +00 31 11 | 07:56 | 14:03 | 20:10 | -0.12 | Not observable | Virgo | 2021 08 29 | 20:00 | 22 days | 11 57 02 | -00 10 53 | 07:59 | 14:04 | 20:09 | -0.10 | Not observable | Virgo | | All times computed for Cambridge (latitude 42.38; longitude -71.11) | and expressed in Cambridge time. | | Ephemeris computed by Dominic Ford. |