Astronomical Almanac

January 2018

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 +	7:56 AM	4:26 PM	8:29:35	+0:55	6:03 AM	6:19 PM	6:40 AM	5:42 PM	7:19 AM	5:03 PM	12:10 PM (19.7°)	91.4

2 +	7:56 AM	4:27 PM	8:30:35	+1:00	6:03 AM	6:20 PM	6:40 AM	5:43 PM	7:19 AM	5:04 PM	12:10 PM (19.7°)	91.4

3 +	7:56 AM	4:28 PM	8:31:41	+1:06	6:03 AM	6:21 PM	6:40 AM	5:44 PM	7:19 AM	5:05 PM	12:10 PM (19.8°)	91.4

4 +	7:56 AM	4:29 PM	8:32:51	+1:10	6:03 AM	6:22 PM	6:40 AM	5:45 PM	7:19 AM	5:06 PM	12:15 PM (19.9°)	91.4

5 +	7:56 AM	4:30 PM	8:34:06	+1:15	6:03 AM	6:23 PM	6:40 AM	5:46 PM	7:19 AM	5:07 PM	12:15 PM (20.0°)	91.4

6 +	7:56 AM	4:31 PM	8:35:26	+1:20	6:03 AM	6:24 PM	6:40 AM	5:47 PM	7:19 AM	5:08 PM	12:15 PM (20.2°)	91.41

7 +	7:55 AM	4:32 PM	8:36:51	+1:25	6:03 AM	6:25 PM	6:40 AM	5:48 PM	7:18 AM	5:09 PM	12:15 PM (20.3°)	91.41

8 +	7:55 AM	4:33 PM	8:38:20	+1:29	6:03 AM	6:26 PM	6:40 AM	5:49 PM	7:18 AM	5:10 PM	12:15 PM (20.4°)	91.41

9 +	7:55 AM	4:35 PM	8:39:54	+1:34	6:02 AM	6:27 PM	6:39 AM	5:50 PM	7:18 AM	5:11 PM	12:15 PM (20.5°)	91.41

10 +	7:54 AM	4:36 PM	8:41:32	+1:38	6:02 AM	6:28 PM	6:39 AM	5:51 PM	7:18 AM	5:12 PM	12:15 PM (20.7°)	91.42

11 +	7:54 AM	4:37 PM	8:43:14	+1:42	6:02 AM	6:29 PM	6:39 AM	5:52 PM	7:17 AM	5:14 PM	12:15 PM (20.8°)	91.42

12 +	7:53 AM	4:38 PM	8:45:01	+1:47	6:02 AM	6:30 PM	6:38 AM	5:53 PM	7:17 AM	5:15 PM	12:15 PM (21.0°)	91.43

13 +	7:53 AM	4:40 PM	8:46:52	+1:51	6:01 AM	6:31 PM	6:38 AM	5:54 PM	7:16 AM	5:16 PM	12:15 PM (21.2°)	91.43

14 +	7:52 AM	4:41 PM	8:48:46	+1:54	6:01 AM	6:32 PM	6:38 AM	5:55 PM	7:16 AM	5:17 PM	12:15 PM (21.3°)	91.44

15 +	7:52 AM	4:42 PM	8:50:45	+1:59	6:01 AM	6:33 PM	6:37 AM	5:57 PM	7:15 AM	5:19 PM	12:15 PM (21.5°)	91.44

16 +	7:51 AM	4:44 PM	8:52:48	+2:03	6:00 AM	6:34 PM	6:37 AM	5:58 PM	7:15 AM	5:20 PM	12:20 PM (21.7°)	91.45

17 +	7:50 AM	4:45 PM	8:54:54	+2:06	6:00 AM	6:36 PM	6:36 AM	5:59 PM	7:14 AM	5:21 PM	12:20 PM (21.9°)	91.46

18 +	7:49 AM	4:46 PM	8:57:04	+2:10	5:59 AM	6:37 PM	6:36 AM	6:00 PM	7:13 AM	5:22 PM	12:20 PM (22.1°)	91.46

19 +	7:49 AM	4:48 PM	8:59:17	+2:13	5:59 AM	6:38 PM	6:35 AM	6:01 PM	7:13 AM	5:24 PM	12:20 PM (22.3°)	91.47

20 +	7:48 AM	4:49 PM	9:01:34	+2:17	5:58 AM	6:39 PM	6:34 AM	6:03 PM	7:12 AM	5:25 PM	12:20 PM (22.5°)	91.48

21 +	7:47 AM	4:51 PM	9:03:54	+2:20	5:57 AM	6:40 PM	6:34 AM	6:04 PM	7:11 AM	5:26 PM	12:20 PM (22.7°)	91.48

22 +	7:46 AM	4:52 PM	9:06:17	+2:23	5:57 AM	6:42 PM	6:33 AM	6:05 PM	7:10 AM	5:28 PM	12:20 PM (22.9°)	91.49

23 +	7:45 AM	4:54 PM	9:08:44	+2:27	5:56 AM	6:43 PM	6:32 AM	6:07 PM	7:10 AM	5:29 PM	12:20 PM (23.2°)	91.5

24 +	7:44 AM	4:55 PM	9:11:14	+2:30	5:55 AM	6:44 PM	6:31 AM	6:08 PM	7:09 AM	5:31 PM	12:20 PM (23.4°)	91.51

25 +	7:43 AM	4:57 PM	9:13:45	+2:31	5:54 AM	6:45 PM	6:31 AM	6:09 PM	7:08 AM	5:32 PM	12:20 PM (23.6°)	91.52

26 +	7:42 AM	4:58 PM	9:16:20	+2:35	5:54 AM	6:47 PM	6:30 AM	6:11 PM	7:07 AM	5:33 PM	12:20 PM (23.9°)	91.53

27 +	7:41 AM	5:00 PM	9:18:58	+2:38	5:53 AM	6:48 PM	6:29 AM	6:12 PM	7:06 AM	5:35 PM	12:20 PM (24.2°)	91.54

28 +	7:40 AM	5:01 PM	9:21:39	+2:41	5:52 AM	6:49 PM	6:28 AM	6:13 PM	7:05 AM	5:36 PM	12:20 PM (24.4°)	91.55

29 +	7:38 AM	5:03 PM	9:24:21	+2:42	5:51 AM	6:51 PM	6:27 AM	6:15 PM	7:04 AM	5:38 PM	12:20 PM (24.7°)	91.56

30 +	7:37 AM	5:04 PM	9:27:06	+2:45	5:50 AM	6:52 PM	6:26 AM	6:16 PM	7:03 AM	5:39 PM	12:20 PM (24.9°)	91.57

31 +	7:36 AM	5:06 PM	9:29:54	+2:48	5:49 AM	6:53 PM	6:25 AM	6:17 PM	7:02 AM	5:40 PM	12:20 PM (25.2°)	91.59

Day	Moonrise/Moonset			Meridian Passing
Day	Moonrise	Moonset	Moonrise	Time	Thou. mi.	Illumination
1 +	-	7:20 AM	4:26 PM	12:00 AM (61.4°)	218.87	100%

2 +	-	8:23 AM	5:34 PM	12:25 AM (62.2°)	219.4	100%

3 +	-	9:15 AM	6:48 PM	1:30 AM (60.9°)	221.11	98%

4 +	-	9:59 AM	8:03 PM	2:25 AM (58.2°)	223.83	93%

5 +	-	10:35 AM	9:18 PM	3:25 AM (54.7°)	227.25	87%

6 +	-	11:06 AM	10:29 PM	4:15 AM (50.5°)	231.07	79%

7 +	-	11:33 AM	11:38 PM	5:05 AM (46.0°)	234.95	70%

8 +	-	11:59 AM	-	5:50 AM (40.2°)	238.63	59%

9 +	12:44 AM	12:25 PM	-	6:35 AM (36.4°)	241.89	49%

10 +	1:48 AM	12:52 PM	-	7:20 AM (32.7°)	244.61	38%

11 +	2:50 AM	1:21 PM	-	8:05 AM (29.4°)	246.73	28%

12 +	3:50 AM	1:53 PM	-	8:50 AM (25.5°)	248.22	19%

13 +	4:49 AM	2:29 PM	-	9:40 AM (23.8°)	249.12	12%

14 +	5:44 AM	3:10 PM	-	10:30 AM (22.7°)	249.48	6%

15 +	6:34 AM	3:57 PM	-	11:15 AM (22.5°)	249.38	2%

16 +	7:20 AM	4:49 PM	-	12:05 PM (23.2°)	248.86	0%

17 +	8:01 AM	5:46 PM	-	12:55 PM (23.6°)	247.98	1%

18 +	8:37 AM	6:45 PM	-	1:40 PM (26.4°)	246.76	3%

19 +	9:09 AM	7:47 PM	-	2:30 PM (29.8°)	245.22	8%

20 +	9:38 AM	8:50 PM	-	3:15 PM (33.7°)	243.33	15%

21 +	10:04 AM	9:55 PM	-	4:00 PM (38.0°)	241.1	23%

22 +	10:30 AM	11:01 PM	-	4:45 PM (41.5°)	238.53	33%

23 +	10:56 AM	-	-	5:30 PM (46.6°)	235.67	43%

24 +	-	12:09 AM	11:24 AM	6:20 PM (51.3°)	232.58	54%

25 +	-	1:20 AM	11:55 AM	7:10 PM (55.6°)	229.42	64%

26 +	-	2:32 AM	12:30 PM	8:05 PM (59.1°)	226.39	74%

27 +	-	3:45 AM	1:13 PM	9:05 PM (61.6°)	223.72	83%

28 +	-	4:56 AM	2:05 PM	10:05 PM (62.7°)	221.69	90%

29 +	-	6:02 AM	3:07 PM	11:05 PM (62.3°)	220.55	95%

30 +	-	6:59 AM	4:18 PM	12:00 AM (60.3°)	220.46	99%

31 +	-	7:48 AM	5:34 PM	12:05 AM (60.3°)	221.49	100%