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: 5/24/2020
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 05/24/2020 17:21:38 75.39, -94.97 54.84 05/24/2020 17:20:51 75.41, -94.97 54.87 1.97 47
2 05/24/2020 18:12:20 -75.38, 72.33 125.17 05/24/2020 18:11:35 -75.40, 72.38 125.15 2.25 45
3 05/24/2020 19:02:59 75.42,-120.23 54.85 05/24/2020 19:02:21 75.41,-120.36 54.87 3.53 38
4 05/24/2020 19:53:41 -75.41, 47.07 125.16 05/24/2020 19:53:05 -75.40, 46.99 125.15 2.40 36
5 05/24/2020 20:44:21 75.40,-145.63 54.82 05/24/2020 20:43:50 75.37,-145.60 54.81 3.02 31
6 05/24/2020 21:35:03 -75.39, 21.67 125.19 05/24/2020 21:34:35 -75.41, 21.60 125.16 2.95 28
7 05/24/2020 22:25:43 75.38,-171.03 54.80 05/24/2020 22:25:20 75.38,-170.99 54.80 1.11 23
8 05/24/2020 23:16:25 -75.37, -3.73 125.22 05/24/2020 23:16:04 -75.37, -3.65 125.22 2.29 21
9 05/25/2020 00:07:05 75.36, 163.57 54.77 05/25/2020 00:06:50 75.38, 163.62 54.79 3.12 15
10 05/25/2020 00:57:46 -75.40, -28.99 125.21 05/25/2020 00:57:34 -75.37, -29.04 125.23 3.06 12
11 05/25/2020 01:48:26 75.38, 138.31 54.78 05/25/2020 01:48:20 75.39, 138.22 54.79 2.30 6
12 05/25/2020 02:39:08 -75.38, -54.39 125.24 05/25/2020 02:39:04 -75.38, -54.43 125.23 1.11 4
13 05/25/2020 03:29:48 75.36, 112.91 54.75 05/25/2020 03:29:49 75.34, 112.98 54.73 2.91 1
14 05/25/2020 04:20:30 -75.36, -79.79 125.27 05/25/2020 04:20:34 -75.38, -79.82 125.24 3.04 4
15 05/25/2020 05:11:10 75.34, 87.50 54.72 05/25/2020 05:11:19 75.35, 87.59 54.72 2.44 9
16 05/25/2020 06:01:52 -75.34,-105.19 125.29 05/25/2020 06:02:03 -75.34,-105.07 125.30 3.50 11
17 05/25/2020 06:52:31 75.37, 62.24 54.73 05/25/2020 06:52:49 75.35, 62.20 54.71 2.17 18
18 05/25/2020 07:43:13 -75.36,-130.45 125.29 05/25/2020 07:43:33 -75.35,-130.46 125.31 1.96 20
19 05/25/2020 08:33:53 75.35, 36.84 54.70 05/25/2020 08:34:19 75.36, 36.81 54.71 1.59 26
20 05/25/2020 09:24:35 -75.34,-155.85 125.31 05/25/2020 09:25:03 -75.35,-155.85 125.31 0.88 28
21 05/25/2020 10:15:15 75.33, 11.44 54.68 05/25/2020 10:15:48 75.32, 11.56 54.65 3.45 33
22 05/25/2020 11:05:57 -75.32, 178.75 125.34 05/25/2020 11:06:33 -75.36, 178.76 125.32 3.73 36
23 05/25/2020 11:56:36 75.36, -13.82 54.68 05/25/2020 11:57:18 75.32, -13.83 54.64 3.74 42
24 05/25/2020 12:47:18 -75.35, 153.49 125.33 05/25/2020 12:48:03 -75.36, 153.37 125.33 3.53 45
25 05/25/2020 13:37:58 75.34, -39.22 54.66 05/25/2020 13:38:48 75.33, -39.22 54.64 0.87 50
26 05/25/2020 14:28:40 -75.33, 128.09 125.36 05/25/2020 14:29:32 -75.32, 128.12 125.39 1.52 52
27 05/25/2020 15:19:20 75.32, -64.62 54.63 05/25/2020 15:20:18 75.33, -64.61 54.63 2.01 58
28 05/25/2020 16:10:02 -75.31, 102.69 125.39 05/25/2020 16:11:02 -75.32, 102.73 125.39 2.07 60
29 05/25/2020 17:00:41 75.34, -89.88 54.64 05/25/2020 17:01:48 75.34, -90.00 54.62 3.59 67
30 05/25/2020 17:51:23 -75.34, 77.43 125.38 05/25/2020 17:52:32 -75.33, 77.34 125.40 2.55 69
31 05/25/2020 18:42:04 75.28,-115.42 54.57 05/25/2020 18:43:17 75.30,-115.25 54.56 5.28 73
32 05/25/2020 19:32:47 -75.22, 51.75 125.48 05/25/2020 19:34:00 -75.24, 52.23 125.51 13.87 73
33 05/25/2020 20:23:31 74.97,-141.63 54.33 05/25/2020 20:24:40 75.02,-139.80 54.22 53.02 69
34 05/25/2020 21:14:14 -74.91, 25.54 125.72 05/25/2020 21:15:23 -74.96, 27.67 125.85 61.77 69

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 5/24/2020
SNOs_Map_METOP-A_NPP_20200525.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 05/24/2020 in txt file.

Historical Predictions of SNOs between METOP-A and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service