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: 4/23/2017
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,-101.30 59.53 04/27/2017 18:17:26 73.58,-104.34 59.67 95.62 66
2 04/27/2017 19:09:16 -73.49, 65.82 120.57 04/27/2017 19:08:08 -73.47, 63.22 120.47 82.02 68
3 04/27/2017 20:00:00 73.26,-127.37 59.21 04/27/2017 19:58:50 73.28,-129.04 59.32 53.73 70
4 04/27/2017 20:50:44 -73.17, 39.76 120.89 04/27/2017 20:49:32 -73.18, 38.51 120.82 40.21 72
5 04/27/2017 21:41:27 72.99,-153.30 58.94 04/27/2017 21:40:14 72.99,-153.77 58.97 15.21 73
6 04/27/2017 22:32:11 -72.90, 13.83 121.16 04/27/2017 22:30:56 -72.88, 13.77 121.16 2.84 75
7 04/27/2017 23:22:51 72.87,-178.90 58.80 04/27/2017 23:21:42 72.89,-178.94 58.84 2.86 69
8 04/28/2017 00:13:33 -72.88, -11.55 121.20 04/28/2017 00:12:26 -72.88, -11.61 121.18 1.99 67
9 04/28/2017 01:04:13 72.84, 155.71 58.76 04/28/2017 01:03:11 72.84, 155.79 58.77 2.40 62
10 04/28/2017 01:54:54 -72.85, -36.94 121.24 04/28/2017 01:53:54 -72.84, -36.89 121.25 2.55 60
11 04/28/2017 02:45:33 72.87, 130.43 58.77 04/28/2017 02:44:40 72.85, 130.40 58.75 2.94 53
12 04/28/2017 03:36:16 -72.83, -62.33 121.29 04/28/2017 03:35:24 -72.84, -62.27 121.27 2.10 52
13 04/28/2017 04:26:55 72.85, 105.05 58.72 04/28/2017 04:26:10 72.85, 105.02 58.74 0.95 45
14 04/28/2017 05:17:37 -72.86, -87.61 121.28 04/28/2017 05:16:54 -72.85, -87.65 121.29 2.27 43
15 04/28/2017 06:08:17 72.83, 79.66 58.68 04/28/2017 06:07:40 72.86, 79.63 58.72 3.25 37
16 04/28/2017 06:58:59 -72.84,-112.99 121.32 04/28/2017 06:58:24 -72.85,-113.04 121.30 2.01 35
17 04/28/2017 07:49:39 72.81, 54.28 58.64 04/28/2017 07:49:09 72.81, 54.36 58.65 2.74 30
18 04/28/2017 08:40:21 -72.82,-138.38 121.37 04/28/2017 08:39:53 -72.81,-138.32 121.38 2.44 28
19 04/28/2017 09:31:00 72.83, 28.99 58.64 04/28/2017 09:30:39 72.81, 28.97 58.63 2.34 21
20 04/28/2017 10:21:43 -72.80,-163.76 121.41 04/28/2017 10:21:23 -72.81,-163.70 121.39 2.61 20
21 04/28/2017 11:12:22 72.81, 3.61 58.60 04/28/2017 11:12:09 72.82, 3.59 58.61 0.96 13
22 04/28/2017 12:03:04 -72.82, 170.96 121.40 04/28/2017 12:02:53 -72.81, 170.92 121.41 1.72 11
23 04/28/2017 12:53:44 72.79, -21.78 58.56 04/28/2017 12:53:38 72.77, -21.69 58.54 3.51 6
24 04/28/2017 13:44:26 -72.80, 145.57 121.45 04/28/2017 13:44:23 -72.82, 145.53 121.43 2.20 3
25 04/28/2017 14:35:06 72.77, -47.16 58.52 04/28/2017 14:35:08 72.78, -47.07 58.52 3.15 2
26 04/28/2017 15:25:48 -72.78, 120.19 121.49 04/28/2017 15:25:52 -72.77, 120.25 121.50 2.44 4
27 04/28/2017 16:16:27 72.80, -72.44 58.52 04/28/2017 16:16:38 72.78, -72.46 58.50 1.75 11
28 04/28/2017 17:07:10 -72.76, 94.80 121.53 04/28/2017 17:07:22 -72.78, 94.87 121.52 3.14 12
29 04/28/2017 17:57:49 72.78, -97.83 58.48 04/28/2017 17:58:08 72.79, -97.84 58.49 1.31 19
30 04/28/2017 18:48:31 -72.79, 69.52 121.53 04/28/2017 18:48:52 -72.78, 69.49 121.53 1.21 21
31 04/28/2017 19:39:11 72.75,-123.21 58.44 04/28/2017 19:39:37 72.74,-123.12 58.42 3.49 26
32 04/28/2017 20:29:53 -72.76, 44.13 121.57 04/28/2017 20:30:22 -72.79, 44.10 121.55 2.53 29
33 04/28/2017 21:20:33 72.73,-148.60 58.40 04/28/2017 21:21:07 72.74,-148.50 58.40 3.60 34
34 04/28/2017 22:11:15 -72.74, 18.75 121.61 04/28/2017 22:11:51 -72.74, 18.83 121.62 2.56 36
35 04/28/2017 23:01:54 72.76,-173.88 58.40 04/28/2017 23:02:37 72.75,-173.89 58.38 1.16 43
36 04/28/2017 23:52:36 -72.77, -6.53 121.61 04/28/2017 23:53:21 -72.74, -6.56 121.64 3.15 45
37 04/29/2017 00:43:16 72.74, 160.73 58.36 04/29/2017 00:44:07 72.75, 160.73 58.36 1.82 51
38 04/29/2017 01:33:58 -72.75, -31.92 121.65 04/29/2017 01:34:51 -72.75, -31.94 121.66 0.80 53
39 04/29/2017 02:24:38 72.72, 135.35 58.32 04/29/2017 02:25:36 72.71, 135.45 58.29 3.55 58
40 04/29/2017 03:15:20 -72.73, -57.30 121.69 04/29/2017 03:16:21 -72.75, -57.33 121.67 2.96 61
41 04/29/2017 04:05:59 72.74, 110.07 58.32 04/29/2017 04:07:06 72.71, 110.07 58.27 3.56 67
42 04/29/2017 04:56:42 -72.70, -82.69 121.73 04/29/2017 04:57:50 -72.71, -82.60 121.75 2.78 68
43 04/29/2017 05:47:22 72.67, 84.58 58.23 04/29/2017 05:48:36 72.72, 84.68 58.26 6.19 74
44 04/29/2017 06:38:06 -72.58,-108.28 121.86 04/29/2017 06:39:19 -72.66,-107.88 121.82 15.83 73
45 04/29/2017 07:28:50 72.34, 58.58 57.91 04/29/2017 07:30:00 72.42, 59.92 57.91 45.91 70
46 04/29/2017 08:19:33 -72.30,-134.17 122.13 04/29/2017 08:20:43 -72.36,-132.65 122.16 51.56 70
47 04/29/2017 09:10:17 72.06, 32.70 57.64 04/29/2017 09:11:24 72.11, 35.14 57.56 83.55 67
48 04/29/2017 10:01:01 -71.97,-160.14 122.45 04/29/2017 10:02:07 -72.06,-157.44 122.51 93.13 66

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 4/23/2017
SNOs_Map_METOP-A_NPP_20170425.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 04/23/2017 in txt file.

Historical Predictions of SNOs between METOP-A and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service