Re: The Moon
A little project I'm working on at the moment. A lunar phase time-lapse. 1 lunar cycle = 29.53059 days.
Taken using the guest portal at the MicroObservatory.
Images, 1 sec exposures, ND4:
06/04/09 03:45:50 UTC RA 11:06:53.25 Dec +01:50:40.47 Alt 51.7 (90%)
07/04/09 03:31:58 UTC RA 11:53:50.18 Dec -04:26:39.42 Alt 43.2 (96%)
08/04/09 01:46:14 UTC RA 12:40.76... Dec -09:55.85... Alt 27.5 (99%)
09/04/09 11:25:20 UTC RA 12:55:47.90 Dec -12:00:02.36 Alt 14.5 (100%)
10/04/09 07:47:25 UTC RA 13:40:59.98 Dec -16:31:12.08 Alt 41.8 (99%)
11/04/09 08:32:57 UTC RA 14:33:38.64 Dec -21:03:55.88 Alt 37.2 (95%)
12/04/09 09:31:47 UTC RA 15:28:04.14 Dec -24:30:54.13 Alt 33.8 (90%)
13/04/09 10:16:59 UTC RA 16:23:23.59 Dec -26:39:23.64 Alt 31.7 (84%)
14/04/09 11:16:05 UTC RA 17:19:24.06 Dec -27:26:35.17 Alt 30.9 (76%)
15/04/09 [i]Poor weather (67%). Image generated from StarryNight[/i]
16/04/09 13:01:47 UTC RA 19:08:15.60 Dec -24:59:42.61 Alt 33.3 (58%)
17/04/09 13:46:38 UTC RA 19:59:47.00 Dec -22:00:12.15 Alt 36.3 (49%)
18/04/09 11:01:44 UTC RA 20:45:01.46 Dec -18:33:47.22 Alt 20.6 (39%)
19/04/09 15:02:16 UTC RA 21:37:00.78 Dec -13:18:27.91 Alt 45.0 (30%)
20/04/09 16:02:00 UTC RA 22:24:23.40 Dec -07:50:15.50 Alt 50.4 (21%)
21/04/09 13:00:52 UTC RA 23:07:06.02 Dec -02:51:25.22 Alt 29.3 (14%)
22/04/09 [i]Poor weather (7%). Image generated from StarryNight[/i]
23/04/09 17:17:00 UTC RA 00:49:24.11 Dec 09:59:25.65 Alt 65.6 (3%)
24/04/09 New Moon
Links to resources I referred to:
Sky at Night Magazine - Moon Phase & Position
Heavens-Above Lunar data
The apparent wobble of the moon is not due to my poor alignment of the images (at least not entirely), but is caused by libration
Taken using the guest portal at the MicroObservatory.
Images, 1 sec exposures, ND4:
06/04/09 03:45:50 UTC RA 11:06:53.25 Dec +01:50:40.47 Alt 51.7 (90%)
07/04/09 03:31:58 UTC RA 11:53:50.18 Dec -04:26:39.42 Alt 43.2 (96%)
08/04/09 01:46:14 UTC RA 12:40.76... Dec -09:55.85... Alt 27.5 (99%)
09/04/09 11:25:20 UTC RA 12:55:47.90 Dec -12:00:02.36 Alt 14.5 (100%)
10/04/09 07:47:25 UTC RA 13:40:59.98 Dec -16:31:12.08 Alt 41.8 (99%)
11/04/09 08:32:57 UTC RA 14:33:38.64 Dec -21:03:55.88 Alt 37.2 (95%)
12/04/09 09:31:47 UTC RA 15:28:04.14 Dec -24:30:54.13 Alt 33.8 (90%)
13/04/09 10:16:59 UTC RA 16:23:23.59 Dec -26:39:23.64 Alt 31.7 (84%)
14/04/09 11:16:05 UTC RA 17:19:24.06 Dec -27:26:35.17 Alt 30.9 (76%)
15/04/09 [i]Poor weather (67%). Image generated from StarryNight[/i]
16/04/09 13:01:47 UTC RA 19:08:15.60 Dec -24:59:42.61 Alt 33.3 (58%)
17/04/09 13:46:38 UTC RA 19:59:47.00 Dec -22:00:12.15 Alt 36.3 (49%)
18/04/09 11:01:44 UTC RA 20:45:01.46 Dec -18:33:47.22 Alt 20.6 (39%)
19/04/09 15:02:16 UTC RA 21:37:00.78 Dec -13:18:27.91 Alt 45.0 (30%)
20/04/09 16:02:00 UTC RA 22:24:23.40 Dec -07:50:15.50 Alt 50.4 (21%)
21/04/09 13:00:52 UTC RA 23:07:06.02 Dec -02:51:25.22 Alt 29.3 (14%)
22/04/09 [i]Poor weather (7%). Image generated from StarryNight[/i]
23/04/09 17:17:00 UTC RA 00:49:24.11 Dec 09:59:25.65 Alt 65.6 (3%)
24/04/09 New Moon
Links to resources I referred to:
Sky at Night Magazine - Moon Phase & Position
Heavens-Above Lunar data
The apparent wobble of the moon is not due to my poor alignment of the images (at least not entirely), but is caused by libration