Calculate
Date, time 11/19/2011 14:53 Author: jjlammi@netti.fi
Input Date 9/6/2000 Give date New improved algorithm!
Day of Year -3768
Daylight saving 1 1= used
Daylight saving 1 1= assumed
Time- Day-
City Sun rise Sun set Latitude Longitude zone length
Tornio *) 6:18:56 20:24:33 65.85 24.12 2 14.09
Utsjoki 5:52:53 20:27:33 69.87 27.00 2 14.58
Oulu 6:15:50 20:16:36 65.02 25.50 2 14.01
Vaasa 6:36:27 20:27:21 63.14 21.58 2 13.85
Tampere 6:32:13 20:15:40 61.53 23.57 2 13.72
Turku 6:39:48 20:18:57 60.52 22.21 2 13.65
Helsinki 6:29:34 20:07:16 60.16 24.95 2 13.63
Stockholm 5:58:40 19:33:08 59.33 18.08 1 13.57
Hamburg 6:40:24 19:56:03 53.55 10.00 1 13.26
London 6:24:26 19:33:22 51.00 -0.17 0 13.15
Berlin 6:28:06 19:40:58 52.53 13.42 1 13.21
Paris 7:16:57 20:20:51 48.87 2.33 1 13.06
Wien 6:21:31 19:23:58 48.22 16.37 1 13.04
München 6:40:47 19:43:01 48.13 11.58 1 13.04
New York 6:30:15 19:18:02 40.62 -73.98 -5 12.80
Chicago 6:24:17 19:14:10 41.83 -87.75 -6 12.83
Detroit MI 6:05:06 18:55:59 42.40 -83.08 -6 12.85
Houston 7:03:54 19:35:44 29.77 -95.40 -6 12.53
Miami 7:05:50 19:32:46 25.83 -80.27 -5 12.45
W. Lafayette 6:22:07 19:09:36 40.44 -86.91 -6 12.79
Denver 6:35:31 19:21:34 39.58 -105.08 -7 12.77
Toronto 6:49:16 19:42:32 43.70 -79.42 -5 12.89
Tokyo 6:19:14 18:59:12 35.67 139.75 9 12.67
*) You may change this location.
fo = tan(dekl+SunDia/2)*tan(lat);
Rise = 12.0 - fo/15.0 + tzv - lon/15.0 + SummerTime + refraction;
Page 1
Calculate
Correct
Noon
13:21:45
13:10:13
13:16:13
13:31:54
13:23:57
13:29:23
13:18:25
12:45:54
13:18:13
12:58:54
13:04:32
13:48:54
12:52:45
13:11:54
12:54:08
12:49:13
12:30:33
13:19:49
13:19:18
12:45:51
12:58:33
13:15:54
12:39:13
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Today 11/19/2011
Begin of Year 1/1/2011
rads 0.01745329
Time equation 1438.228 minutes oblique 0.40908564 oikein
cos(oblique) 0.91748491
Declination 6.218558 degrees sin(lambda) 0.27232118
0.10853431 radians cos(lambda) -0.96220641
Daylight saving 1 1= yes tan(alpha) -0.25966422
alpha 2.88753914 oikein
year 2000 2.6536E-06
month 9 -0.25966422
day 6
L 2.89527778 oikein
Julian day 2451794 korj 1.77356469
JD2000 2451545 timeq 1438.22644 oikein
difference 249
tan(alpha) -0.25966705
alpha 2.88753649 väärin -0.25405616
lambda 2.86578809 oikein
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Month 9
Page 4