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: 4/20/2017
Index Date (METOP-A) Time (METOP-A) Lat,Lon (METOP-A) SZA (METOP-A ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 04/27/2017 18:18:31 73.60,-101.27 59.54 04/27/2017 18:17:25 73.57,-104.32 59.66 95.85 66
2 04/27/2017 19:09:15 -73.51, 65.85 120.56 04/27/2017 19:08:08 -73.51, 63.13 120.43 85.65 67
3 04/27/2017 19:59:59 73.27,-127.34 59.22 04/27/2017 19:58:49 73.28,-129.03 59.31 53.88 70
4 04/27/2017 20:50:43 -73.19, 39.79 120.88 04/27/2017 20:49:31 -73.17, 38.53 120.83 40.47 72
5 04/27/2017 21:41:27 72.95,-153.38 58.90 04/27/2017 21:40:13 72.98,-153.75 58.96 12.35 74
6 04/27/2017 22:32:10 -72.91, 13.86 121.15 04/27/2017 22:30:56 -72.92, 13.69 121.12 5.62 74
7 04/27/2017 23:22:50 72.88,-178.88 58.81 04/27/2017 23:21:41 72.88,-178.92 58.83 1.48 69
8 04/28/2017 00:13:32 -72.89, -11.52 121.19 04/28/2017 00:12:25 -72.87, -11.59 121.19 2.82 67
9 04/28/2017 01:04:12 72.85, 155.74 58.77 04/28/2017 01:03:10 72.84, 155.80 58.76 3.07 62
10 04/28/2017 01:54:54 -72.87, -36.91 121.23 04/28/2017 01:53:55 -72.88, -36.97 121.21 2.17 59
11 04/28/2017 02:45:34 72.83, 130.35 58.73 04/28/2017 02:44:40 72.84, 130.42 58.74 2.39 54
12 04/28/2017 03:36:16 -72.85, -62.30 121.27 04/28/2017 03:35:24 -72.83, -62.25 121.28 2.36 52
13 04/28/2017 04:26:55 72.86, 105.07 58.73 04/28/2017 04:26:10 72.84, 105.04 58.73 2.25 45
14 04/28/2017 05:17:38 -72.83, -87.68 121.31 04/28/2017 05:16:54 -72.84, -87.63 121.30 2.03 44
15 04/28/2017 06:08:17 72.84, 79.69 58.69 04/28/2017 06:07:40 72.85, 79.65 58.71 1.49 37
16 04/28/2017 06:58:59 -72.85,-112.96 121.31 04/28/2017 06:58:24 -72.84,-113.01 121.32 2.32 35
17 04/28/2017 07:49:39 72.82, 54.30 58.65 04/28/2017 07:49:09 72.80, 54.37 58.64 2.99 30
18 04/28/2017 08:40:21 -72.83,-138.35 121.35 04/28/2017 08:39:54 -72.84,-138.40 121.33 2.19 27
19 04/28/2017 09:31:01 72.80, 28.91 58.61 04/28/2017 09:30:39 72.81, 28.99 58.62 2.83 22
20 04/28/2017 10:21:43 -72.81,-163.73 121.39 04/28/2017 10:21:23 -72.80,-163.68 121.40 2.26 20
21 04/28/2017 11:12:22 72.82, 3.63 58.61 04/28/2017 11:12:09 72.81, 3.61 58.60 1.70 13
22 04/28/2017 12:03:05 -72.79, 170.88 121.44 04/28/2017 12:02:53 -72.80, 170.94 121.42 2.51 12
23 04/28/2017 12:53:44 72.80, -21.75 58.57 04/28/2017 12:53:39 72.82, -21.78 58.59 1.70 5
24 04/28/2017 13:44:26 -72.82, 145.60 121.43 04/28/2017 13:44:23 -72.81, 145.56 121.44 1.84 3
25 04/28/2017 14:35:06 72.78, -47.14 58.53 04/28/2017 14:35:08 72.77, -47.05 58.51 2.98 2
26 04/28/2017 15:25:48 -72.79, 120.22 121.47 04/28/2017 15:25:53 -72.81, 120.17 121.46 2.34 5
27 04/28/2017 16:16:28 72.76, -72.52 58.49 04/28/2017 16:16:38 72.77, -72.44 58.50 3.29 10
28 04/28/2017 17:07:10 -72.77, 94.83 121.52 04/28/2017 17:07:22 -72.77, 94.90 121.53 2.26 12
29 04/28/2017 17:57:49 72.79, -97.80 58.49 04/28/2017 17:58:08 72.78, -97.82 58.48 1.15 19
30 04/28/2017 18:48:32 -72.75, 69.45 121.56 04/28/2017 18:48:52 -72.77, 69.51 121.55 3.00 20
31 04/28/2017 19:39:11 72.77,-123.19 58.45 04/28/2017 19:39:38 72.78,-123.21 58.46 2.05 27
32 04/28/2017 20:29:53 -72.78, 44.17 121.55 04/28/2017 20:30:22 -72.77, 44.13 121.56 1.39 29
33 04/28/2017 21:20:33 72.74,-148.57 58.41 04/28/2017 21:21:07 72.74,-148.48 58.39 3.06 34
34 04/28/2017 22:11:15 -72.76, 18.78 121.60 04/28/2017 22:11:52 -72.78, 18.74 121.58 2.60 37
35 04/28/2017 23:01:54 72.77,-173.85 58.41 04/28/2017 23:02:37 72.74,-173.87 58.37 3.46 43
36 04/28/2017 23:52:37 -72.74, -6.60 121.64 04/28/2017 23:53:21 -72.73, -6.53 121.65 2.35 44
37 04/29/2017 00:43:16 72.75, 160.76 58.37 04/29/2017 00:44:07 72.75, 160.75 58.35 0.61 51
38 04/29/2017 01:33:58 -72.76, -31.89 121.63 04/29/2017 01:34:51 -72.74, -31.92 121.67 3.27 53
39 04/29/2017 02:24:38 72.73, 135.37 58.33 04/29/2017 02:25:37 72.75, 135.36 58.34 2.49 59
40 04/29/2017 03:15:20 -72.74, -57.27 121.68 04/29/2017 03:16:21 -72.74, -57.30 121.69 1.04 61
41 04/29/2017 04:06:00 72.71, 109.99 58.28 04/29/2017 04:07:06 72.70, 110.09 58.27 3.21 66
42 04/29/2017 04:56:42 -72.72, -82.66 121.72 04/29/2017 04:57:51 -72.75, -82.69 121.70 2.94 69
43 04/29/2017 05:47:22 72.68, 84.60 58.24 04/29/2017 05:48:36 72.71, 84.70 58.25 4.24 74
44 04/29/2017 06:38:06 -72.60,-108.25 121.85 04/29/2017 06:39:19 -72.65,-107.86 121.83 14.10 73
45 04/29/2017 07:28:50 72.35, 58.61 57.93 04/29/2017 07:30:00 72.41, 59.94 57.90 45.24 70
46 04/29/2017 08:19:33 -72.32,-134.14 122.12 04/29/2017 08:20:43 -72.35,-132.63 122.18 50.98 70
47 04/29/2017 09:10:17 72.08, 32.73 57.66 04/29/2017 09:11:24 72.10, 35.16 57.56 83.11 67
48 04/29/2017 10:01:01 -71.99,-160.11 122.43 04/29/2017 10:02:07 -72.05,-157.42 122.52 92.57 66

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 4/20/2017
SNOs_Map_METOP-A_NPP_20170422.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 04/20/2017 in txt file.

Historical Predictions of SNOs between METOP-A and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service