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: 4/18/2017
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 18:18:32 73.59,-101.28 59.54 04/27/2017 18:17:26 73.58,-104.34 59.67 96.12 66
2 04/27/2017 19:09:16 -73.51, 65.84 120.56 04/27/2017 19:08:09 -73.52, 63.12 120.42 85.94 67
3 04/27/2017 20:00:00 73.27,-127.35 59.22 04/27/2017 19:58:50 73.28,-129.04 59.32 54.21 70
4 04/27/2017 20:50:44 -73.18, 39.78 120.88 04/27/2017 20:49:32 -73.17, 38.52 120.82 40.71 72
5 04/27/2017 21:41:27 73.00,-153.29 58.94 04/27/2017 21:40:14 72.99,-153.77 58.97 15.75 73
6 04/27/2017 22:32:11 -72.91, 13.86 121.15 04/27/2017 22:30:56 -72.88, 13.78 121.17 4.54 75
7 04/27/2017 23:22:51 72.87,-178.89 58.81 04/27/2017 23:21:42 72.89,-178.94 58.84 2.64 69
8 04/28/2017 00:13:32 -72.89, -11.53 121.19 04/28/2017 00:12:25 -72.88, -11.60 121.18 2.50 67
9 04/28/2017 01:04:12 72.85, 155.73 58.77 04/28/2017 01:03:10 72.84, 155.78 58.77 1.99 62
10 04/28/2017 01:54:54 -72.87, -36.91 121.23 04/28/2017 01:53:55 -72.88, -36.98 121.20 3.00 59
11 04/28/2017 02:45:34 72.83, 130.34 58.73 04/28/2017 02:44:40 72.85, 130.40 58.75 2.98 54
12 04/28/2017 03:36:16 -72.84, -62.30 121.27 04/28/2017 03:35:24 -72.84, -62.26 121.27 1.47 52
13 04/28/2017 04:26:55 72.86, 105.06 58.73 04/28/2017 04:26:10 72.85, 105.02 58.74 1.55 45
14 04/28/2017 05:17:38 -72.82, -87.69 121.32 04/28/2017 05:16:54 -72.84, -87.64 121.29 2.58 44
15 04/28/2017 06:08:17 72.84, 79.68 58.69 04/28/2017 06:07:40 72.86, 79.63 58.72 2.87 37
16 04/28/2017 06:58:59 -72.85,-112.97 121.31 04/28/2017 06:58:24 -72.85,-113.03 121.31 2.12 35
17 04/28/2017 07:49:39 72.81, 54.29 58.65 04/28/2017 07:49:09 72.81, 54.36 58.65 2.14 30
18 04/28/2017 08:40:21 -72.83,-138.35 121.35 04/28/2017 08:39:54 -72.85,-138.41 121.33 3.14 27
19 04/28/2017 09:31:00 72.84, 29.01 58.65 04/28/2017 09:30:39 72.82, 28.97 58.63 3.18 21
20 04/28/2017 10:21:43 -72.81,-163.74 121.40 04/28/2017 10:21:23 -72.81,-163.69 121.40 1.55 20
21 04/28/2017 11:12:22 72.82, 3.63 58.61 04/28/2017 11:12:09 72.82, 3.59 58.61 1.23 13
22 04/28/2017 12:03:05 -72.79, 170.88 121.44 04/28/2017 12:02:53 -72.81, 170.93 121.41 3.09 12
23 04/28/2017 12:53:44 72.80, -21.76 58.57 04/28/2017 12:53:39 72.83, -21.80 58.60 3.20 5
24 04/28/2017 13:44:26 -72.81, 145.60 121.43 04/28/2017 13:44:23 -72.81, 145.54 121.43 1.83 3
25 04/28/2017 14:35:06 72.78, -47.15 58.52 04/28/2017 14:35:08 72.78, -47.07 58.52 2.38 2
26 04/28/2017 15:25:48 -72.79, 120.21 121.48 04/28/2017 15:25:52 -72.77, 120.26 121.50 3.22 4
27 04/28/2017 16:16:27 72.81, -72.43 58.53 04/28/2017 16:16:38 72.78, -72.46 58.51 2.65 11
28 04/28/2017 17:07:10 -72.77, 94.83 121.52 04/28/2017 17:07:22 -72.77, 94.88 121.52 1.76 12
29 04/28/2017 17:57:49 72.78, -97.81 58.49 04/28/2017 17:58:08 72.79, -97.84 58.49 1.12 19
30 04/28/2017 18:48:31 -72.80, 69.55 121.51 04/28/2017 18:48:52 -72.78, 69.50 121.54 3.01 21
31 04/28/2017 19:39:11 72.76,-123.20 58.44 04/28/2017 19:39:37 72.74,-123.12 58.42 3.34 26
32 04/28/2017 20:29:53 -72.78, 44.16 121.56 04/28/2017 20:30:22 -72.78, 44.11 121.56 1.66 29
33 04/28/2017 21:20:33 72.74,-148.58 58.40 04/28/2017 21:21:07 72.75,-148.50 58.40 2.70 34
34 04/28/2017 22:11:15 -72.76, 18.78 121.60 04/28/2017 22:11:51 -72.74, 18.83 121.63 2.96 36
35 04/28/2017 23:01:54 72.77,-173.86 58.41 04/28/2017 23:02:37 72.75,-173.89 58.38 2.11 43
36 04/28/2017 23:52:37 -72.73, -6.61 121.64 04/28/2017 23:53:21 -72.74, -6.55 121.64 2.06 44
37 04/29/2017 00:43:16 72.75, 160.75 58.36 04/29/2017 00:44:07 72.76, 160.73 58.37 1.27 51
38 04/29/2017 01:33:58 -72.76, -31.89 121.64 04/29/2017 01:34:51 -72.74, -31.93 121.66 2.51 53
39 04/29/2017 02:24:38 72.72, 135.37 58.32 04/29/2017 02:25:36 72.71, 135.45 58.29 3.22 58
40 04/29/2017 03:15:20 -72.74, -57.27 121.68 04/29/2017 03:16:21 -72.75, -57.32 121.68 1.66 61
41 04/29/2017 04:06:00 72.70, 109.98 58.28 04/29/2017 04:07:06 72.71, 110.07 58.28 3.06 66
42 04/29/2017 04:56:42 -72.72, -82.66 121.72 04/29/2017 04:57:50 -72.70, -82.60 121.75 2.76 68
43 04/29/2017 05:47:22 72.68, 84.60 58.24 04/29/2017 05:48:36 72.72, 84.68 58.26 5.08 74
44 04/29/2017 06:38:06 -72.60,-108.25 121.85 04/29/2017 06:39:19 -72.66,-107.88 121.82 14.20 73
45 04/29/2017 07:28:50 72.35, 58.60 57.92 04/29/2017 07:30:00 72.42, 59.92 57.91 45.04 70
46 04/29/2017 08:19:33 -72.32,-134.14 122.12 04/29/2017 08:20:43 -72.36,-132.64 122.17 50.66 70
47 04/29/2017 09:10:17 72.07, 32.72 57.65 04/29/2017 09:11:24 72.11, 35.14 57.57 82.76 67
48 04/29/2017 10:01:01 -71.99,-160.11 122.44 04/29/2017 10:02:07 -72.05,-157.43 122.51 92.24 66

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 4/18/2017
SNOs_Map_METOP-A_NPP_20170420.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 04/18/2017 in txt file.

Historical Predictions of SNOs between METOP-A and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service