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: 8/31/2012
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 02:18:52 73.33, 138.38 09/01/2012 02:17:45 73.37, 135.63 87.86 67
2 09/01/2012 03:09:35 -73.25, -54.45 09/01/2012 03:08:26 -73.24, -56.76 74.01 69
3 09/01/2012 04:00:19 73.05, 112.45 09/01/2012 03:59:08 73.02, 111.02 46.60 71
4 09/01/2012 04:51:02 -72.98, -80.38 09/01/2012 04:49:50 -72.94, -81.50 36.59 72
5 09/01/2012 05:41:47 72.73, 86.43 09/01/2012 05:40:33 72.78, 86.16 10.06 74
6 09/01/2012 06:32:29 -72.71,-106.29 09/01/2012 06:31:15 -72.70,-106.35 2.45 74
7 09/01/2012 07:23:10 72.66, 60.94 09/01/2012 07:22:01 72.68, 60.99 2.88 69
8 09/01/2012 08:13:51 -72.69,-131.67 09/01/2012 08:12:45 -72.70,-131.74 2.89 66
9 09/01/2012 09:04:31 72.69, 35.66 09/01/2012 09:03:31 72.69, 35.60 2.15 60
10 09/01/2012 09:55:13 -72.67,-157.05 09/01/2012 09:54:14 -72.66,-157.02 1.35 59
11 09/01/2012 10:45:53 72.67, 10.28 09/01/2012 10:45:00 72.64, 10.32 3.19 53
12 09/01/2012 11:36:35 -72.65, 177.57 09/01/2012 11:35:44 -72.67, 177.59 2.03 51
13 09/01/2012 12:27:15 72.65, -15.10 09/01/2012 12:26:30 72.65, -15.07 0.92 45
14 09/01/2012 13:17:56 -72.68, 152.29 09/01/2012 13:17:14 -72.67, 152.20 3.06 42
15 09/01/2012 14:08:37 72.63, -40.48 09/01/2012 14:08:00 72.65, -40.46 3.01 37
16 09/01/2012 14:59:18 -72.66, 126.91 09/01/2012 14:58:43 -72.63, 126.92 3.54 35
17 09/01/2012 15:49:58 72.66, -65.76 09/01/2012 15:49:30 72.66, -65.85 2.94 28
18 09/01/2012 16:40:40 -72.64, 101.53 09/01/2012 16:40:13 -72.63, 101.53 0.61 27
19 09/01/2012 17:31:20 72.64, -91.14 09/01/2012 17:30:59 72.62, -91.13 2.52 21
20 09/01/2012 18:22:02 -72.62, 76.15 09/01/2012 18:21:43 -72.64, 76.14 2.32 19
21 09/01/2012 19:12:42 72.62,-116.52 09/01/2012 19:12:29 72.62,-116.52 0.46 13
22 09/01/2012 20:03:24 -72.60, 50.77 09/01/2012 20:03:12 -72.59, 50.86 3.10 12
23 09/01/2012 20:54:04 72.60,-141.90 09/01/2012 20:53:59 72.63,-141.90 3.41 5
24 09/01/2012 21:44:45 -72.63, 25.49 09/01/2012 21:44:42 -72.60, 25.47 3.17 3
25 09/01/2012 22:35:26 72.58,-167.28 09/01/2012 22:35:28 72.58,-167.19 3.19 2
26 09/01/2012 23:26:07 -72.61, 0.11 09/01/2012 23:26:12 -72.61, 0.08 0.81 5
27 09/02/2012 00:16:47 72.61, 167.44 09/02/2012 00:16:58 72.59, 167.43 2.09 11
28 09/02/2012 01:07:29 -72.59, -25.27 09/02/2012 01:07:42 -72.61, -25.30 2.91 13
29 09/02/2012 01:58:09 72.59, 142.06 09/02/2012 01:58:28 72.60, 142.04 1.20 19
30 09/02/2012 02:48:51 -72.57, -50.65 09/02/2012 02:49:11 -72.57, -50.59 2.20 20
31 09/02/2012 03:39:31 72.57, 116.68 09/02/2012 03:39:57 72.55, 116.75 3.04 26
32 09/02/2012 04:30:12 -72.60, -75.93 09/02/2012 04:30:41 -72.58, -75.97 3.07 29
33 09/02/2012 05:20:53 72.55, 91.30 09/02/2012 05:21:27 72.56, 91.37 2.54 34
34 09/02/2012 06:11:34 -72.58,-101.31 09/02/2012 06:12:11 -72.58,-101.36 1.68 37
35 09/02/2012 07:02:14 72.58, 66.02 09/02/2012 07:02:57 72.57, 65.98 2.08 43
36 09/02/2012 07:52:56 -72.56,-126.69 09/02/2012 07:53:40 -72.54,-126.65 2.93 44
37 09/02/2012 08:43:36 72.56, 40.64 09/02/2012 08:44:27 72.57, 40.59 2.16 51
38 09/02/2012 09:34:18 -72.54,-152.07 09/02/2012 09:35:10 -72.54,-152.03 1.37 52
39 09/02/2012 10:24:58 72.54, 15.26 09/02/2012 10:25:56 72.53, 15.31 2.04 58
40 09/02/2012 11:15:39 -72.57,-177.35 09/02/2012 11:16:40 -72.55,-177.42 3.29 61
41 09/02/2012 12:06:20 72.52, -10.12 09/02/2012 12:07:26 72.53, -10.08 2.15 66
42 09/02/2012 12:57:01 -72.55, 157.27 09/02/2012 12:58:10 -72.56, 157.19 2.65 69
43 09/02/2012 13:47:42 72.50, -35.50 09/02/2012 13:48:55 72.49, -35.36 4.67 73
44 09/02/2012 14:38:25 -72.43, 131.69 09/02/2012 14:39:38 -72.46, 132.01 11.43 73
45 09/02/2012 15:29:09 72.22, -61.38 09/02/2012 15:30:20 72.24, -60.25 38.68 71
46 09/02/2012 16:19:52 -72.15, 105.81 09/02/2012 16:21:03 -72.21, 107.12 45.25 71
47 09/02/2012 17:10:37 71.89, -87.35 09/02/2012 17:11:44 71.94, -85.04 79.74 67
48 09/02/2012 18:01:20 -71.83, 79.85 09/02/2012 18:02:26 -71.86, 82.42 89.06 66

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 8/31/2012
SNOs_Map_METOP-A_NPP_20120901.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 08/31/2012 in txt file.

Historical Predictions of SNOs between METOP-A and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service