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: 8/24/2012
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 02:18:53 73.25, 138.21 09/01/2012 02:17:45 73.27, 135.85 75.69 68
2 09/01/2012 03:09:36 -73.18, -54.62 09/01/2012 03:08:27 -73.18, -56.64 65.01 69
3 09/01/2012 04:00:20 72.97, 112.28 09/01/2012 03:59:09 72.97, 111.12 37.70 71
4 09/01/2012 04:51:04 -72.85, -80.65 09/01/2012 04:49:51 -72.88, -81.37 23.98 73
5 09/01/2012 05:41:47 72.70, 86.36 09/01/2012 05:40:33 72.67, 86.37 2.91 74
6 09/01/2012 06:32:29 -72.68,-106.35 09/01/2012 06:31:17 -72.69,-106.34 0.49 72
7 09/01/2012 07:23:09 72.68, 60.98 09/01/2012 07:22:03 72.68, 60.99 0.23 66
8 09/01/2012 08:13:51 -72.66,-131.73 09/01/2012 08:12:47 -72.69,-131.72 3.35 64
9 09/01/2012 09:04:31 72.66, 35.60 09/01/2012 09:03:33 72.68, 35.60 3.02 58
10 09/01/2012 09:55:12 -72.69,-157.01 09/01/2012 09:54:17 -72.70,-157.11 3.35 55
11 09/01/2012 10:45:52 72.69, 10.32 09/01/2012 10:45:03 72.69, 10.22 3.35 49
12 09/01/2012 11:36:34 -72.67, 177.61 09/01/2012 11:35:46 -72.65, 177.61 2.07 48
13 09/01/2012 12:27:13 72.66, -15.07 09/01/2012 12:26:31 72.64, -15.07 2.38 42
14 09/01/2012 13:17:55 -72.65, 152.23 09/01/2012 13:17:15 -72.66, 152.23 0.87 40
15 09/01/2012 14:08:35 72.64, -40.45 09/01/2012 14:08:01 72.65, -40.45 0.58 34
16 09/01/2012 14:59:17 -72.63, 126.84 09/01/2012 14:58:45 -72.66, 126.84 3.80 32
17 09/01/2012 15:49:57 72.62, -65.83 09/01/2012 15:49:31 72.65, -65.84 3.54 26
18 09/01/2012 16:40:39 -72.61, 101.46 09/01/2012 16:40:14 -72.62, 101.56 3.52 25
19 09/01/2012 17:31:19 72.60, -91.22 09/01/2012 17:31:00 72.61, -91.12 3.45 19
20 09/01/2012 18:22:00 -72.63, 76.18 09/01/2012 18:21:44 -72.62, 76.18 1.62 16
21 09/01/2012 19:12:40 72.63,-116.50 09/01/2012 19:12:30 72.61,-116.50 1.87 10
22 09/01/2012 20:03:22 -72.61, 50.80 09/01/2012 20:03:14 -72.63, 50.79 1.34 8
23 09/01/2012 20:54:02 72.61,-141.88 09/01/2012 20:54:00 72.62,-141.89 1.13 2
24 09/01/2012 21:44:44 -72.59, 25.41 09/01/2012 21:44:43 -72.58, 25.51 3.45 1
25 09/01/2012 22:35:24 72.59,-167.26 09/01/2012 22:35:29 72.57,-167.17 3.55 5
26 09/01/2012 23:26:06 -72.57, 0.03 09/01/2012 23:26:13 -72.58, 0.12 3.47 7
27 09/02/2012 00:16:46 72.57, 167.35 09/02/2012 00:16:59 72.58, 167.45 3.41 13
28 09/02/2012 01:07:27 -72.60, -25.25 09/02/2012 01:07:43 -72.59, -25.26 1.22 16
29 09/02/2012 01:58:07 72.59, 142.07 09/02/2012 01:58:29 72.58, 142.06 1.38 22
30 09/02/2012 02:48:49 -72.58, -50.63 09/02/2012 02:49:13 -72.59, -50.65 1.84 24
31 09/02/2012 03:39:29 72.57, 116.69 09/02/2012 03:39:59 72.59, 116.68 1.70 30
32 09/02/2012 04:30:11 -72.56, -76.02 09/02/2012 04:30:42 -72.55, -75.93 3.06 31
33 09/02/2012 05:20:51 72.55, 91.31 09/02/2012 05:21:28 72.54, 91.39 3.13 37
34 09/02/2012 06:11:33 -72.54,-101.40 09/02/2012 06:12:12 -72.55,-101.31 3.50 39
35 09/02/2012 07:02:13 72.53, 65.92 09/02/2012 07:02:58 72.55, 66.01 3.47 45
36 09/02/2012 07:52:54 -72.57,-126.68 09/02/2012 07:53:42 -72.56,-126.70 0.93 48
37 09/02/2012 08:43:34 72.56, 40.64 09/02/2012 08:44:28 72.55, 40.62 0.99 54
38 09/02/2012 09:34:16 -72.54,-152.06 09/02/2012 09:35:12 -72.56,-152.08 2.36 56
39 09/02/2012 10:24:56 72.54, 15.26 09/02/2012 10:25:58 72.56, 15.24 2.28 62
40 09/02/2012 11:15:38 -72.52,-177.44 09/02/2012 11:16:41 -72.52,-177.36 2.71 63
41 09/02/2012 12:06:18 72.52, -10.12 09/02/2012 12:07:27 72.51, -10.04 2.76 69
42 09/02/2012 12:56:59 -72.55, 157.27 09/02/2012 12:58:11 -72.52, 157.25 3.26 72
43 09/02/2012 13:47:43 72.34, -35.81 09/02/2012 13:48:55 72.42, -35.22 21.42 72
44 09/02/2012 14:38:25 -72.33, 131.49 09/02/2012 14:39:38 -72.38, 132.17 23.68 73
45 09/02/2012 15:29:10 72.06, -61.69 09/02/2012 15:30:19 72.11, -60.01 57.75 69
46 09/02/2012 16:19:53 -72.00, 105.52 09/02/2012 16:21:02 -72.08, 107.38 64.53 69
47 09/02/2012 17:10:38 71.73, -87.65 09/02/2012 17:11:43 71.81, -84.81 98.99 65

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 8/24/2012
SNOs_Map_METOP-A_NPP_20120825.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 08/24/2012 in txt file.

Historical Predictions of SNOs between METOP-A and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service