Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between METOP-B and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/10/2025
Index Date (METOP-B) Time (METOP-B) Lat,Lon (METOP-B) SZA (METOP-B ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 09/21/2025 14:15:06 75.18, -43.82 74.80 09/21/2025 14:13:59 75.17, -46.85 74.94 86.13 67
2 09/21/2025 15:05:50 -75.11, 123.29 105.25 09/21/2025 15:04:42 -75.08, 120.71 105.15 73.75 68
3 09/21/2025 15:56:34 74.88, -70.02 74.57 09/21/2025 15:55:23 74.88, -71.39 74.64 39.88 71
4 09/21/2025 16:47:19 -74.76, 96.98 105.53 09/21/2025 16:46:06 -74.79, 96.16 105.45 24.12 73
5 09/21/2025 17:38:01 74.63, -96.05 74.37 09/21/2025 17:36:48 74.64, -96.10 74.40 1.75 73
6 09/21/2025 18:28:44 -74.60, 71.21 105.64 09/21/2025 18:27:32 -74.60, 71.32 105.64 3.13 72
7 09/21/2025 19:19:23 74.61,-121.43 74.38 09/21/2025 19:18:18 74.63,-121.47 74.42 2.76 65
8 09/21/2025 20:10:06 -74.59, 45.83 105.63 09/21/2025 20:09:02 -74.60, 45.94 105.61 3.46 64
9 09/21/2025 21:00:45 74.60,-146.80 74.40 09/21/2025 20:59:47 74.58,-146.71 74.39 3.28 58
10 09/21/2025 21:51:27 -74.62, 20.59 105.57 09/21/2025 21:50:32 -74.60, 20.57 105.59 3.04 55
11 09/21/2025 22:42:07 74.58,-172.18 74.41 09/21/2025 22:41:17 74.58,-172.08 74.42 3.08 50
12 09/21/2025 23:32:49 -74.61, -4.79 105.55 09/21/2025 23:32:02 -74.60, -4.80 105.56 1.71 47
13 09/22/2025 00:23:29 74.57, 162.44 74.43 09/22/2025 00:22:47 74.58, 162.55 74.44 3.45 42
14 09/22/2025 01:14:11 -74.60, -30.17 105.54 09/22/2025 01:13:32 -74.59, -30.17 105.53 0.38 39
15 09/22/2025 02:04:50 74.61, 137.19 74.49 09/22/2025 02:04:17 74.58, 137.18 74.47 2.94 33
16 09/22/2025 02:55:33 -74.58, -55.54 105.52 09/22/2025 02:55:02 -74.59, -55.54 105.51 0.95 31
17 09/22/2025 03:46:12 74.59, 111.82 74.50 09/22/2025 03:45:47 74.58, 111.81 74.49 1.58 25
18 09/22/2025 04:36:55 -74.57, -80.92 105.51 09/22/2025 04:36:32 -74.59, -80.91 105.48 2.28 23
19 09/22/2025 05:27:34 74.58, 86.44 74.52 09/22/2025 05:27:17 74.58, 86.44 74.52 0.23 17
20 09/22/2025 06:18:17 -74.56,-106.30 105.49 09/22/2025 06:18:02 -74.59,-106.28 105.46 3.61 15
21 09/22/2025 07:08:56 74.57, 61.06 74.53 09/22/2025 07:08:47 74.58, 61.07 74.55 1.14 9
22 09/22/2025 07:59:38 -74.59,-131.54 105.43 09/22/2025 07:59:32 -74.59,-131.65 105.43 3.18 6
23 09/22/2025 08:50:18 74.55, 35.69 74.55 09/22/2025 08:50:17 74.57, 35.70 74.57 2.50 1
24 09/22/2025 09:41:00 -74.58,-156.92 105.42 09/22/2025 09:41:02 -74.59,-157.02 105.41 3.08 2
25 09/22/2025 10:31:39 74.59, 10.44 74.61 09/22/2025 10:31:47 74.57, 10.33 74.60 3.73 8
26 09/22/2025 11:22:22 -74.57, 177.70 105.40 09/22/2025 11:22:31 -74.54, 177.74 105.44 3.39 9
27 09/22/2025 12:13:01 74.57, -14.94 74.62 09/22/2025 12:13:17 74.57, -15.05 74.62 3.21 16
28 09/22/2025 13:03:44 -74.55, 152.33 105.39 09/22/2025 13:04:01 -74.53, 152.37 105.41 2.24 17
29 09/22/2025 13:54:23 74.56, -40.31 74.64 09/22/2025 13:54:47 74.57, -40.42 74.65 3.23 24
30 09/22/2025 14:45:06 -74.54, 126.95 105.37 09/22/2025 14:45:31 -74.53, 127.00 105.39 1.46 25
31 09/22/2025 15:35:45 74.55, -65.69 74.65 09/22/2025 15:36:16 74.52, -65.66 74.62 3.09 31
32 09/22/2025 16:26:28 -74.53, 101.58 105.36 09/22/2025 16:27:01 -74.53, 101.63 105.36 1.68 33
33 09/22/2025 17:17:07 74.53, -91.07 74.67 09/22/2025 17:17:46 74.52, -91.03 74.65 1.94 39
34 09/22/2025 18:07:50 -74.51, 76.20 105.34 09/22/2025 18:08:31 -74.53, 76.26 105.33 2.66 41
35 09/22/2025 18:58:29 74.52,-116.44 74.68 09/22/2025 18:59:16 74.52,-116.40 74.67 1.31 47
36 09/22/2025 19:49:11 -74.55, 50.95 105.28 09/22/2025 19:50:01 -74.53, 50.88 105.31 2.81 50
37 09/22/2025 20:39:50 74.51,-141.82 74.70 09/22/2025 20:40:45 74.52,-141.77 74.70 1.84 55
38 09/22/2025 21:30:32 -74.53, 25.57 105.27 09/22/2025 21:31:30 -74.53, 25.51 105.28 1.92 58
39 09/22/2025 22:21:12 74.49,-167.20 74.71 09/22/2025 22:22:15 74.52,-167.14 74.72 2.97 63
40 09/22/2025 23:11:54 -74.52, 0.20 105.25 09/22/2025 23:13:00 -74.53, 0.14 105.26 1.77 66
41 09/23/2025 00:02:33 74.53, 167.56 74.77 09/23/2025 00:03:45 74.51, 167.49 74.75 2.57 72
42 09/23/2025 00:53:16 -74.51, -25.18 105.24 09/23/2025 00:54:30 -74.52, -25.23 105.23 2.48 74
43 09/23/2025 01:44:00 74.27, 141.55 74.58 09/23/2025 01:45:11 74.32, 142.63 74.56 32.89 71
44 09/23/2025 02:34:44 -74.20, -51.30 105.48 09/23/2025 02:35:54 -74.23, -49.84 105.53 44.39 70
45 09/23/2025 03:25:28 73.96, 115.45 74.34 09/23/2025 03:26:35 74.02, 118.00 74.26 78.71 67
46 09/23/2025 04:16:12 -73.89, -77.40 105.71 09/23/2025 04:17:18 -73.94, -74.48 105.82 90.16 66

Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 9/10/2025
SNOs_Map_METOP-B_NPP_20250911.jpg

Download SNOs between METOP-B and NPP since TLE EPOCH: 09/10/2025 in txt file.

Historial Predications of SNOs between METOP-B and NPP