Astronomical Almanac for April 1981

Day Sunrise/Sunset Day Length Astronomical Twilight Nautical Twilight Civil Twilight Solar Noon
Sunrise Sunset Length Diff. Start End Start End Start End Time Mil. mi.
1 +
5:49 AM 6:38 PM 12:49:03 +3:24 4:00 AM 8:27 PM 4:39 AM 7:48 PM 5:16 AM 7:11 PM 12:15 PM (-13.8°) 92.92
2 +
5:47 AM 6:39 PM 12:52:26 +3:23 3:58 AM 8:29 PM 4:37 AM 7:49 PM 5:14 AM 7:12 PM 12:15 PM (-13.6°) 92.95
3 +
5:45 AM 6:41 PM 12:55:48 +3:22 3:56 AM 8:31 PM 4:35 AM 7:51 PM 5:12 AM 7:14 PM 12:15 PM (-13.3°) 92.97
4 +
5:43 AM 6:42 PM 12:59:11 +3:23 3:53 AM 8:32 PM 4:33 AM 7:53 PM 5:10 AM 7:15 PM 12:15 PM (-13.1°) 93.0
5 +
5:41 AM 6:44 PM 13:02:33 +3:22 3:51 AM 8:34 PM 4:31 AM 7:54 PM 5:08 AM 7:16 PM 12:15 PM (-12.8°) 93.03
6 +
5:39 AM 6:45 PM 13:05:54 +3:21 3:48 AM 8:36 PM 4:29 AM 7:56 PM 5:06 AM 7:18 PM 12:10 PM (-12.6°) 93.05
7 +
5:37 AM 6:46 PM 13:09:15 +3:21 3:46 AM 8:38 PM 4:26 AM 7:57 PM 5:04 AM 7:19 PM 12:10 PM (-12.3°) 93.08
8 +
5:35 AM 6:48 PM 13:12:35 +3:20 3:44 AM 8:40 PM 4:24 AM 7:59 PM 5:02 AM 7:21 PM 12:10 PM (-12.1°) 93.1
9 +
5:33 AM 6:49 PM 13:15:55 +3:20 3:41 AM 8:42 PM 4:22 AM 8:01 PM 5:00 AM 7:22 PM 12:10 PM (-11.8°) 93.13
10 +
5:31 AM 6:51 PM 13:19:15 +3:20 3:39 AM 8:44 PM 4:20 AM 8:02 PM 4:58 AM 7:24 PM 12:10 PM (-11.6°) 93.16
11 +
5:29 AM 6:52 PM 13:22:33 +3:18 3:36 AM 8:46 PM 4:18 AM 8:04 PM 4:56 AM 7:25 PM 12:10 PM (-11.3°) 93.18
12 +
5:27 AM 6:53 PM 13:25:51 +3:18 3:34 AM 8:48 PM 4:15 AM 8:06 PM 4:54 AM 7:27 PM 12:10 PM (-11.1°) 93.21
13 +
5:26 AM 6:55 PM 13:29:09 +3:18 3:31 AM 8:50 PM 4:13 AM 8:07 PM 4:52 AM 7:28 PM 12:10 PM (-10.8°) 93.23
14 +
5:24 AM 6:56 PM 13:32:25 +3:16 3:29 AM 8:52 PM 4:11 AM 8:09 PM 4:50 AM 7:30 PM 12:10 PM (-10.6°) 93.26
15 +
5:22 AM 6:58 PM 13:35:41 +3:16 3:26 AM 8:54 PM 4:09 AM 8:11 PM 4:48 AM 7:31 PM 12:10 PM (-10.3°) 93.28
16 +
5:20 AM 6:59 PM 13:38:56 +3:15 3:24 AM 8:56 PM 4:07 AM 8:12 PM 4:46 AM 7:33 PM 12:10 PM (-10.1°) 93.31
17 +
5:18 AM 7:00 PM 13:42:11 +3:15 3:21 AM 8:58 PM 4:05 AM 8:14 PM 4:44 AM 7:34 PM 12:10 PM (-9.8°) 93.34
18 +
5:16 AM 7:02 PM 13:45:24 +3:13 3:19 AM 9:00 PM 4:02 AM 8:16 PM 4:42 AM 7:36 PM 12:10 PM (-9.6°) 93.36
19 +
5:14 AM 7:03 PM 13:48:37 +3:13 3:16 AM 9:02 PM 4:00 AM 8:18 PM 4:40 AM 7:37 PM 12:10 PM (-9.4°) 93.39
20 +
5:13 AM 7:04 PM 13:51:48 +3:11 3:14 AM 9:04 PM 3:58 AM 8:19 PM 4:38 AM 7:39 PM 12:10 PM (-9.1°) 93.41
21 +
5:11 AM 7:06 PM 13:54:59 +3:11 3:11 AM 9:06 PM 3:56 AM 8:21 PM 4:36 AM 7:40 PM 12:10 PM (-8.9°) 93.44
22 +
5:09 AM 7:07 PM 13:58:09 +3:10 3:09 AM 9:08 PM 3:54 AM 8:23 PM 4:35 AM 7:42 PM 12:10 PM (-8.6°) 93.46
23 +
5:07 AM 7:09 PM 14:01:17 +3:08 3:06 AM 9:11 PM 3:52 AM 8:25 PM 4:33 AM 7:43 PM 12:10 PM (-8.4°) 93.49
24 +
5:06 AM 7:10 PM 14:04:25 +3:08 3:04 AM 9:13 PM 3:50 AM 8:26 PM 4:31 AM 7:45 PM 12:10 PM (-8.2°) 93.51
25 +
5:04 AM 7:11 PM 14:07:31 +3:06 3:01 AM 9:15 PM 3:48 AM 8:28 PM 4:29 AM 7:46 PM 12:10 PM (-7.9°) 93.54
26 +
6:02 AM 8:13 PM 14:10:36 +3:05 3:59 AM 10:17 PM 4:45 AM 9:30 PM 5:27 AM 8:48 PM 1:08 PM (-7.7°) 93.56
27 +
6:00 AM 8:14 PM 14:13:40 +3:04 3:56 AM 10:19 PM 4:43 AM 9:32 PM 5:25 AM 8:49 PM 1:05 PM (1.7°) 93.59
28 +
5:59 AM 8:15 PM 14:16:42 +3:02 3:54 AM 10:22 PM 4:41 AM 9:33 PM 5:23 AM 8:51 PM 1:05 PM (1.9°) 93.61
29 +
5:57 AM 8:17 PM 14:19:43 +3:01 3:51 AM 10:24 PM 4:39 AM 9:35 PM 5:22 AM 8:53 PM 1:05 PM (2.2°) 93.64
30 +
5:56 AM 8:18 PM 14:22:43 +3:00 3:49 AM 10:26 PM 4:37 AM 9:37 PM 5:20 AM 8:54 PM 1:05 PM (2.4°) 93.66
Day Moonrise/Moonset Meridian Passing
Moonrise Moonset Moonrise Time Thou. mi. Illumination
1 +
4:25 AM 2:59 PM - 9:40 AM (-20.0°) 228.07 9%
2 +
4:58 AM 4:15 PM - 10:35 AM (-17.6°) 224.76 4%
3 +
5:29 AM 5:33 PM - 11:30 AM (-14.7°) 222.18 1%
4 +
5:59 AM 6:52 PM - 12:25 PM (-11.4°) 220.56 0%
5 +
6:30 AM 8:13 PM - 1:20 PM (-8.0°) 220.05 2%
6 +
7:02 AM 9:33 PM - 2:15 PM (-4.8°) 220.67 5%
7 +
7:38 AM 10:50 PM - 3:10 PM (-2.2°) 222.31 11%
8 +
8:20 AM - - 4:10 PM (-10.2°) 224.75 18%
9 +
- 12:02 AM 9:08 AM 5:05 PM (-8.3°) 227.73 27%
10 +
- 1:06 AM 10:02 AM 6:05 PM (-7.7°) 230.97 37%
11 +
- 2:01 AM 11:02 AM 6:55 PM (-0.7°) 234.25 48%
12 +
- 2:46 AM 12:06 PM 7:50 PM (-2.7°) 237.37 58%
13 +
- 3:24 AM 1:11 PM 8:35 PM (-6.0°) 240.2 68%
14 +
- 3:55 AM 2:16 PM 9:25 PM (-10.4°) 242.68 78%
15 +
- 4:23 AM 3:19 PM 10:05 PM (-15.6°) 244.77 86%
16 +
- 4:47 AM 4:22 PM 10:50 PM (-12.4°) 246.46 93%
17 +
- 5:11 AM 5:24 PM 12:00 AM (-27.3°) 247.78 97%
18 +
- 5:34 AM 6:26 PM 12:00 AM (-24.7°) 248.71 100%
19 +
- 5:57 AM 7:27 PM 12:15 AM (-21.1°) 249.26 100%
20 +
- 6:22 AM 8:28 PM 12:55 AM (-16.8°) 249.41 98%
21 +
- 6:50 AM 9:28 PM 1:40 AM (-21.8°) 249.12 94%
22 +
- 7:22 AM 10:27 PM 2:25 AM (-26.1°) 248.34 88%
23 +
- 7:58 AM 11:23 PM 3:15 AM (-29.5°) 247.03 80%
24 +
- 8:41 AM - 4:05 AM (-32.0°) 245.15 71%
25 +
12:15 AM 9:31 AM - 4:55 AM (-23.8°) 242.7 61%
26 +
1:03 AM 11:27 AM - 6:45 AM (-24.5°) 239.85 50%
27 +
2:45 AM 12:30 PM - 7:40 AM (-14.6°) 236.44 40%
28 +
3:22 AM 1:38 PM - 8:30 AM (-13.7°) 232.75 30%
29 +
3:56 AM 2:49 PM - 9:20 AM (-12.0°) 229.01 21%
30 +
4:27 AM 4:04 PM - 10:15 AM (-9.7°) 225.48 13%