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: 3/28/2012
Index Date (METOP-A) Time (METOP-A) METOP-A Lat,Lon Date (NPP) Time (NPP) NPP Lat,Lon Distance(km) Time Diff (sec)
1 03/29/2012 17:58:59 73.38, -96.52 03/29/2012 17:57:52 73.37, -99.17 84.15 67
2 03/29/2012 18:49:43 -73.26, 70.55 03/29/2012 18:48:34 -73.28, 68.35 70.28 69
3 03/29/2012 19:40:27 73.05,-122.58 03/29/2012 19:39:16 73.07,-123.89 42.67 71
4 03/29/2012 20:31:10 -72.99, 44.62 03/29/2012 20:29:58 -72.98, 43.62 32.33 72
5 03/29/2012 21:21:54 72.78,-148.50 03/29/2012 21:20:40 72.78,-148.63 4.51 74
6 03/29/2012 22:12:37 -72.72, 18.70 03/29/2012 22:11:23 -72.74, 18.77 3.13 74
7 03/29/2012 23:03:16 72.76,-173.88 03/29/2012 23:02:09 72.73,-173.92 3.00 67
8 03/29/2012 23:53:58 -72.74, -6.58 03/29/2012 23:52:53 -72.74, -6.62 1.36 65
9 03/30/2012 00:44:38 72.73, 160.73 03/30/2012 00:43:39 72.74, 160.70 1.14 59
10 03/30/2012 01:35:20 -72.72, -31.97 03/30/2012 01:34:23 -72.75, -32.01 3.03 57
11 03/30/2012 02:26:00 72.71, 135.35 03/30/2012 02:25:08 72.69, 135.42 3.28 52
12 03/30/2012 03:16:42 -72.70, -57.35 03/30/2012 03:15:52 -72.70, -57.29 2.06 50
13 03/30/2012 04:07:22 72.69, 109.96 03/30/2012 04:06:38 72.70, 110.03 2.38 44
14 03/30/2012 04:58:03 -72.73, -82.63 03/30/2012 04:57:22 -72.71, -82.67 2.85 41
15 03/30/2012 05:48:43 72.72, 84.68 03/30/2012 05:48:08 72.70, 84.64 2.24 35
16 03/30/2012 06:39:25 -72.71,-108.02 03/30/2012 06:38:52 -72.71,-108.06 1.60 33
17 03/30/2012 07:30:05 72.70, 59.30 03/30/2012 07:29:38 72.71, 59.26 1.75 27
18 03/30/2012 08:20:47 -72.69,-133.40 03/30/2012 08:20:21 -72.67,-133.34 2.75 26
19 03/30/2012 09:11:27 72.67, 33.91 03/30/2012 09:11:07 72.66, 33.98 2.55 20
20 03/30/2012 10:02:09 -72.66,-158.78 03/30/2012 10:01:51 -72.67,-158.73 2.15 18
21 03/30/2012 10:52:49 72.65, 8.53 03/30/2012 10:52:37 72.67, 8.59 2.68 12
22 03/30/2012 11:43:30 -72.69, 175.94 03/30/2012 11:43:21 -72.68, 175.89 2.23 9
23 03/30/2012 12:34:10 72.68, -16.75 03/30/2012 12:34:07 72.67, -16.80 1.69 3
24 03/30/2012 13:24:52 -72.67, 150.55 03/30/2012 13:24:51 -72.68, 150.50 2.27 1
25 03/30/2012 14:15:32 72.66, -42.14 03/30/2012 14:15:37 72.68, -42.18 2.59 5
26 03/30/2012 15:06:14 -72.65, 125.17 03/30/2012 15:06:20 -72.64, 125.22 2.01 6
27 03/30/2012 15:56:54 72.64, -67.52 03/30/2012 15:57:06 72.63, -67.46 2.00 12
28 03/30/2012 16:47:36 -72.63, 99.78 03/30/2012 16:47:50 -72.64, 99.83 2.60 14
29 03/30/2012 17:38:16 72.62, -92.91 03/30/2012 17:38:36 72.64, -92.85 3.23 20
30 03/30/2012 18:28:57 -72.66, 74.50 03/30/2012 18:29:20 -72.65, 74.45 1.93 23
31 03/30/2012 19:19:37 72.65,-118.19 03/30/2012 19:20:06 72.65,-118.24 1.60 29
32 03/30/2012 20:10:19 -72.63, 49.12 03/30/2012 20:10:50 -72.66, 49.06 3.10 31
33 03/30/2012 21:00:59 72.62,-143.57 03/30/2012 21:01:35 72.60,-143.52 3.14 36
34 03/30/2012 21:51:41 -72.61, 23.73 03/30/2012 21:52:19 -72.61, 23.78 1.50 38
35 03/30/2012 22:42:21 72.60,-168.96 03/30/2012 22:43:05 72.61,-168.90 1.81 44
36 03/30/2012 23:33:03 -72.59, -1.65 03/30/2012 23:33:49 -72.62, -1.61 3.27 46
37 03/31/2012 00:23:42 72.63, 165.76 03/31/2012 00:24:35 72.61, 165.71 2.75 53
38 03/31/2012 01:14:24 -72.62, -26.93 03/31/2012 01:15:19 -72.62, -26.99 2.08 55
39 03/31/2012 02:05:04 72.61, 140.38 03/31/2012 02:06:05 72.62, 140.32 2.05 61
40 03/31/2012 02:55:46 -72.60, -52.32 03/31/2012 02:56:48 -72.58, -52.28 2.60 62
41 03/31/2012 03:46:26 72.59, 114.99 03/31/2012 03:47:34 72.57, 115.04 2.27 68
42 03/31/2012 04:37:08 -72.58, -77.70 03/31/2012 04:38:18 -72.58, -77.66 1.50 70
43 03/31/2012 05:27:50 72.46, 89.41 03/31/2012 05:29:03 72.53, 89.76 13.81 73
44 03/31/2012 06:18:32 -72.40,-103.39 03/31/2012 06:19:44 -72.44,-102.74 22.11 72
45 03/31/2012 07:09:16 72.18, 63.52 03/31/2012 07:10:26 72.23, 64.98 49.84 70
46 03/31/2012 07:59:59 -72.12,-129.27 03/31/2012 08:01:09 -72.19,-127.63 56.42 70
47 03/31/2012 08:50:44 71.85, 37.55 03/31/2012 08:51:50 71.92, 40.18 91.21 66

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 3/28/2012
SNOs_Map_METOP-A_NPP_20120330.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 03/28/2012 in txt file.

Historical Predictions of SNOs between METOP-A and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service