Astronomical Almanac

April 1978

Month Year

Day	Sunrise/Sunset		Day Length		Astronomical Twilight		Nautical Twilight		Civil Twilight		Solar Noon
Day	Sunrise	Sunset	Length	Diff.	Start	End	Start	End	Start	End	Time	Mil. mi.
1 +	5:50 AM	6:38 PM	12:48:15	+3:23	4:01 AM	8:27 PM	4:40 AM	7:48 PM	5:17 AM	7:10 PM	12:15 PM (47.3°)	92.91

2 +	5:48 AM	6:39 PM	12:51:38	+3:23	3:59 AM	8:29 PM	4:38 AM	7:49 PM	5:15 AM	7:12 PM	12:15 PM (47.7°)	92.94

3 +	5:46 AM	6:41 PM	12:55:01	+3:23	3:56 AM	8:30 PM	4:36 AM	7:51 PM	5:13 AM	7:13 PM	12:15 PM (48.1°)	92.96

4 +	5:44 AM	6:42 PM	12:58:23	+3:22	3:54 AM	8:32 PM	4:34 AM	7:52 PM	5:11 AM	7:15 PM	12:15 PM (48.5°)	92.99

5 +	5:42 AM	6:43 PM	13:01:45	+3:22	3:52 AM	8:34 PM	4:31 AM	7:54 PM	5:09 AM	7:16 PM	12:15 PM (48.9°)	93.02

6 +	5:40 AM	6:45 PM	13:05:07	+3:22	3:49 AM	8:36 PM	4:29 AM	7:56 PM	5:07 AM	7:18 PM	12:15 PM (49.3°)	93.05

7 +	5:38 AM	6:46 PM	13:08:28	+3:21	3:47 AM	8:38 PM	4:27 AM	7:57 PM	5:05 AM	7:19 PM	12:10 PM (49.6°)	93.07

8 +	5:36 AM	6:48 PM	13:11:48	+3:20	3:44 AM	8:40 PM	4:25 AM	7:59 PM	5:03 AM	7:21 PM	12:10 PM (50.0°)	93.1

9 +	5:34 AM	6:49 PM	13:15:08	+3:20	3:42 AM	8:42 PM	4:23 AM	8:01 PM	5:01 AM	7:22 PM	12:10 PM (50.4°)	93.12

10 +	5:32 AM	6:50 PM	13:18:28	+3:20	3:39 AM	8:43 PM	4:20 AM	8:02 PM	4:59 AM	7:24 PM	12:10 PM (50.8°)	93.15

11 +	5:30 AM	6:52 PM	13:21:47	+3:19	3:37 AM	8:45 PM	4:18 AM	8:04 PM	4:57 AM	7:25 PM	12:10 PM (51.1°)	93.18

12 +	5:28 AM	6:53 PM	13:25:05	+3:18	3:35 AM	8:47 PM	4:16 AM	8:05 PM	4:55 AM	7:27 PM	12:10 PM (51.5°)	93.2

13 +	5:26 AM	6:55 PM	13:28:23	+3:18	3:32 AM	8:49 PM	4:14 AM	8:07 PM	4:53 AM	7:28 PM	12:10 PM (51.9°)	93.23

14 +	5:24 AM	6:56 PM	13:31:39	+3:16	3:30 AM	8:51 PM	4:12 AM	8:09 PM	4:51 AM	7:30 PM	12:10 PM (52.2°)	93.25

15 +	5:22 AM	6:57 PM	13:34:56	+3:17	3:27 AM	8:53 PM	4:10 AM	8:11 PM	4:49 AM	7:31 PM	12:10 PM (52.6°)	93.28

16 +	5:21 AM	6:59 PM	13:38:11	+3:15	3:25 AM	8:55 PM	4:07 AM	8:12 PM	4:47 AM	7:33 PM	12:10 PM (53.0°)	93.3

17 +	5:19 AM	7:00 PM	13:41:26	+3:15	3:22 AM	8:57 PM	4:05 AM	8:14 PM	4:45 AM	7:34 PM	12:10 PM (53.3°)	93.33

18 +	5:17 AM	7:02 PM	13:44:39	+3:13	3:20 AM	9:00 PM	4:03 AM	8:16 PM	4:43 AM	7:36 PM	12:10 PM (53.7°)	93.36

19 +	5:15 AM	7:03 PM	13:47:52	+3:13	3:17 AM	9:02 PM	4:01 AM	8:17 PM	4:41 AM	7:37 PM	12:10 PM (54.0°)	93.38

20 +	5:13 AM	7:04 PM	13:51:04	+3:12	3:15 AM	9:04 PM	3:59 AM	8:19 PM	4:39 AM	7:39 PM	12:10 PM (54.3°)	93.41

21 +	5:11 AM	7:06 PM	13:54:15	+3:11	3:12 AM	9:06 PM	3:57 AM	8:21 PM	4:37 AM	7:40 PM	12:10 PM (54.7°)	93.43

22 +	5:10 AM	7:07 PM	13:57:25	+3:10	3:10 AM	9:08 PM	3:55 AM	8:23 PM	4:35 AM	7:42 PM	12:10 PM (55.0°)	93.46

23 +	5:08 AM	7:08 PM	14:00:34	+3:09	3:07 AM	9:10 PM	3:52 AM	8:24 PM	4:33 AM	7:43 PM	12:10 PM (55.4°)	93.48

24 +	5:06 AM	7:10 PM	14:03:41	+3:07	3:04 AM	9:12 PM	3:50 AM	8:26 PM	4:31 AM	7:45 PM	12:10 PM (55.7°)	93.51

25 +	5:04 AM	7:11 PM	14:06:48	+3:07	3:02 AM	9:15 PM	3:48 AM	8:28 PM	4:30 AM	7:46 PM	12:10 PM (56.0°)	93.53

26 +	5:03 AM	7:13 PM	14:09:53	+3:05	2:59 AM	9:17 PM	3:46 AM	8:30 PM	4:28 AM	7:48 PM	12:10 PM (56.3°)	93.56

27 +	5:01 AM	7:14 PM	14:12:57	+3:04	2:57 AM	9:19 PM	3:44 AM	8:31 PM	4:26 AM	7:49 PM	12:10 PM (56.7°)	93.58

28 +	4:59 AM	7:15 PM	14:16:00	+3:03	2:54 AM	9:21 PM	3:42 AM	8:33 PM	4:24 AM	7:51 PM	12:10 PM (57.0°)	93.61

29 +	4:58 AM	7:17 PM	14:19:01	+3:01	2:52 AM	9:24 PM	3:40 AM	8:35 PM	4:22 AM	7:52 PM	12:05 PM (57.3°)	93.63

30 +	5:56 AM	8:18 PM	14:22:01	+3:00	3:49 AM	10:26 PM	4:38 AM	9:37 PM	5:20 AM	8:54 PM	1:08 PM (55.8°)	93.65

Day	Moonrise/Moonset			Meridian Passing
Day	Moonrise	Moonset	Moonrise	Time	Thou. mi.	Illumination
1 +	2:13 AM	12:20 PM	-	7:15 AM (26.4°)	227.47	38%

2 +	2:57 AM	1:29 PM	-	8:15 AM (29.1°)	228.11	28%

3 +	3:35 AM	2:40 PM	-	9:05 AM (32.6°)	229.09	19%

4 +	4:09 AM	3:50 PM	-	10:00 AM (36.7°)	230.42	11%

5 +	4:40 AM	5:00 PM	-	10:50 AM (39.9°)	232.11	5%

6 +	5:10 AM	6:09 PM	-	11:40 AM (44.7°)	234.16	2%

7 +	5:40 AM	7:16 PM	-	12:25 PM (49.1°)	236.48	0%

8 +	6:11 AM	8:21 PM	-	1:15 PM (53.1°)	238.97	1%

9 +	6:43 AM	9:24 PM	-	2:00 PM (56.3°)	241.47	4%

10 +	7:19 AM	10:23 PM	-	2:50 PM (57.1°)	243.81	9%

11 +	7:58 AM	11:18 PM	-	3:35 PM (59.3°)	245.81	15%

12 +	8:41 AM	-	-	4:25 PM (60.5°)	247.29	24%

13 +	-	12:08 AM	9:28 AM	5:10 PM (60.6°)	248.12	33%

14 +	-	12:53 AM	10:19 AM	6:00 PM (59.6°)	248.19	44%

15 +	-	1:33 AM	11:14 AM	6:45 PM (56.6°)	247.48	54%

16 +	-	2:09 AM	12:12 PM	7:30 PM (54.7°)	245.99	65%

17 +	-	2:41 AM	1:13 PM	8:15 PM (52.0°)	243.82	75%

18 +	-	3:11 AM	2:15 PM	9:00 PM (48.4°)	241.09	83%

19 +	-	3:40 AM	3:20 PM	9:45 PM (43.3°)	238.02	90%

20 +	-	4:09 AM	4:27 PM	10:35 PM (39.5°)	234.82	96%

21 +	-	4:38 AM	5:37 PM	12:00 AM (36.9°)	231.74	99%

22 +	-	5:10 AM	6:47 PM	12:00 AM (35.2°)	229.04	100%

23 +	-	5:45 AM	7:59 PM	12:15 AM (31.7°)	226.89	99%

24 +	-	6:25 AM	9:10 PM	1:15 AM (28.3°)	225.43	95%

25 +	-	7:12 AM	10:17 PM	2:10 AM (25.9°)	224.71	90%

26 +	-	8:05 AM	11:18 PM	3:10 AM (24.5°)	224.71	83%

27 +	-	9:06 AM	-	4:10 AM (24.5°)	225.32	74%

28 +	12:11 AM	10:11 AM	-	5:10 AM (25.7°)	226.43	64%

29 +	12:57 AM	11:20 AM	-	6:10 AM (28.1°)	227.9	54%

30 +	1:37 AM	1:30 PM	-	8:01 AM (30.2°)	229.53	43%