Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between METOP-A and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/20/2012
Index Date (METOP-A) Time (METOP-A) METOP-A Lat,Lon Date (NPP) Time (NPP) NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/01/2012 02:18:54 73.23, 138.18 09/01/2012 02:17:45 73.24, 135.91 72.82 69
2 09/01/2012 03:09:37 -73.17, -54.64 09/01/2012 03:08:27 -73.15, -56.57 62.37 70
3 09/01/2012 04:00:21 72.96, 112.25 09/01/2012 03:59:09 72.94, 111.18 34.97 72
4 09/01/2012 04:51:05 -72.84, -80.67 09/01/2012 04:49:51 -72.85, -81.31 21.16 74
5 09/01/2012 05:41:48 72.69, 86.34 09/01/2012 05:40:34 72.69, 86.32 0.92 74
6 09/01/2012 06:32:30 -72.67,-106.36 09/01/2012 06:31:17 -72.65,-106.28 3.52 73
7 09/01/2012 07:23:10 72.67, 60.96 09/01/2012 07:22:03 72.65, 61.04 3.55 67
8 09/01/2012 08:13:52 -72.65,-131.75 09/01/2012 08:12:47 -72.66,-131.66 2.84 65
9 09/01/2012 09:04:32 72.65, 35.57 09/01/2012 09:03:33 72.65, 35.66 2.92 59
10 09/01/2012 09:55:13 -72.68,-157.02 09/01/2012 09:54:17 -72.66,-157.05 2.27 56
11 09/01/2012 10:45:53 72.68, 10.30 09/01/2012 10:45:03 72.66, 10.27 2.19 50
12 09/01/2012 11:36:35 -72.66, 177.60 09/01/2012 11:35:47 -72.67, 177.57 1.12 48
13 09/01/2012 12:27:15 72.66, -15.09 09/01/2012 12:26:33 72.66, -15.11 1.13 42
14 09/01/2012 13:17:57 -72.64, 152.21 09/01/2012 13:17:16 -72.62, 152.29 3.27 41
15 09/01/2012 14:08:37 72.63, -40.47 09/01/2012 14:08:02 72.62, -40.39 3.26 35
16 09/01/2012 14:59:19 -72.62, 126.83 09/01/2012 14:58:46 -72.63, 126.90 2.40 33
17 09/01/2012 15:49:59 72.61, -65.85 09/01/2012 15:49:32 72.62, -65.78 2.51 27
18 09/01/2012 16:40:40 -72.65, 101.56 09/01/2012 16:40:16 -72.63, 101.52 2.56 24
19 09/01/2012 17:31:20 72.64, -91.13 09/01/2012 17:31:02 72.63, -91.16 2.41 18
20 09/01/2012 18:22:02 -72.63, 76.17 09/01/2012 18:21:46 -72.64, 76.13 1.43 16
21 09/01/2012 19:12:42 72.62,-116.51 09/01/2012 19:12:32 72.63,-116.55 1.43 10
22 09/01/2012 20:03:24 -72.61, 50.79 09/01/2012 20:03:15 -72.59, 50.85 3.05 9
23 09/01/2012 20:54:04 72.60,-141.89 09/01/2012 20:54:01 72.58,-141.83 2.99 3
24 09/01/2012 21:44:46 -72.59, 25.41 09/01/2012 21:44:45 -72.60, 25.47 1.95 1
25 09/01/2012 22:35:26 72.58,-167.27 09/01/2012 22:35:31 72.59,-167.21 2.10 5
26 09/01/2012 23:26:07 -72.62, 0.13 09/01/2012 23:26:15 -72.60, 0.08 2.89 8
27 09/02/2012 00:16:47 72.61, 167.45 09/02/2012 00:17:01 72.59, 167.40 2.68 14
28 09/02/2012 01:07:29 -72.60, -25.25 09/02/2012 01:07:45 -72.61, -25.30 1.80 16
29 09/02/2012 01:58:09 72.59, 142.07 09/02/2012 01:58:31 72.60, 142.02 1.79 22
30 09/02/2012 02:48:51 -72.58, -50.63 09/02/2012 02:49:14 -72.56, -50.58 2.89 23
31 09/02/2012 03:39:31 72.57, 116.69 09/02/2012 03:40:00 72.55, 116.74 2.76 29
32 09/02/2012 04:30:13 -72.56, -76.01 09/02/2012 04:30:44 -72.56, -75.97 1.49 31
33 09/02/2012 05:20:53 72.55, 91.31 09/02/2012 05:21:30 72.56, 91.35 1.67 37
34 09/02/2012 06:11:34 -72.59,-101.29 09/02/2012 06:12:14 -72.57,-101.35 3.26 40
35 09/02/2012 07:02:14 72.58, 66.03 09/02/2012 07:03:00 72.56, 65.97 2.99 46
36 09/02/2012 07:52:56 -72.57,-126.67 09/02/2012 07:53:44 -72.57,-126.73 2.22 48
37 09/02/2012 08:43:36 72.56, 40.65 09/02/2012 08:44:30 72.57, 40.59 2.18 54
38 09/02/2012 09:34:18 -72.55,-152.05 09/02/2012 09:35:13 -72.53,-152.02 2.79 55
39 09/02/2012 10:24:58 72.54, 15.27 09/02/2012 10:25:59 72.52, 15.30 2.58 61
40 09/02/2012 11:15:40 -72.53,-177.43 09/02/2012 11:16:43 -72.53,-177.40 1.02 63
41 09/02/2012 12:06:20 72.52, -10.11 09/02/2012 12:07:29 72.53, -10.08 1.24 69
42 09/02/2012 12:57:02 -72.51, 157.19 09/02/2012 12:58:13 -72.54, 157.22 3.15 71
43 09/02/2012 13:47:44 72.40, -35.70 09/02/2012 13:48:57 72.43, -35.26 15.11 73
44 09/02/2012 14:38:27 -72.34, 131.51 09/02/2012 14:39:40 -72.39, 132.14 22.04 73
45 09/02/2012 15:29:12 72.07, -61.68 09/02/2012 15:30:21 72.13, -60.04 56.13 69
46 09/02/2012 16:19:55 -72.01, 105.54 09/02/2012 16:21:04 -72.09, 107.35 62.74 69
47 09/02/2012 17:10:39 71.79, -87.54 09/02/2012 17:11:45 71.82, -84.85 93.48 66
48 09/02/2012 18:01:22 -71.73, 79.68 09/02/2012 18:02:28 -71.79, 82.54 99.79 66

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 8/20/2012
SNOs_Map_METOP-A_NPP_20120821.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 08/20/2012 in txt file.