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: 9/8/2025
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 13:24:22 -75.18, 148.71 105.21 09/21/2025 13:23:15 -75.20, 145.75 105.04 84.19 67
2 09/21/2025 14:15:06 74.95, -44.60 74.61 09/21/2025 14:13:55 74.95, -46.22 74.69 46.84 71
3 09/21/2025 15:05:49 -74.88, 122.51 105.45 09/21/2025 15:04:37 -74.86, 121.34 105.40 34.18 72
4 09/21/2025 15:56:33 74.65, -70.77 74.37 09/21/2025 15:55:18 74.66, -70.79 74.39 1.41 75
5 09/21/2025 16:47:15 -74.67, 96.61 105.61 09/21/2025 16:46:03 -74.67, 96.50 105.58 3.25 72
6 09/21/2025 17:37:55 74.63, -96.15 74.38 09/21/2025 17:36:48 74.66, -96.16 74.42 2.88 67
7 09/21/2025 18:28:37 -74.65, 71.23 105.59 09/21/2025 18:27:33 -74.67, 71.13 105.56 3.37 64
8 09/21/2025 19:19:16 74.67,-121.40 74.44 09/21/2025 19:18:18 74.66,-121.53 74.45 3.77 58
9 09/21/2025 20:09:59 -74.64, 45.85 105.58 09/21/2025 20:09:02 -74.62, 45.89 105.59 2.51 57
10 09/21/2025 21:00:38 74.65,-146.78 74.45 09/21/2025 20:59:48 74.66,-146.90 74.47 3.36 50
11 09/21/2025 21:51:21 -74.62, 20.47 105.56 09/21/2025 21:50:32 -74.62, 20.52 105.56 1.67 49
12 09/21/2025 22:42:00 74.64,-172.17 74.47 09/21/2025 22:41:17 74.61,-172.14 74.44 3.42 43
13 09/21/2025 23:32:43 -74.61, -4.91 105.55 09/21/2025 23:32:02 -74.62, -4.85 105.54 2.01 41
14 09/22/2025 00:23:22 74.62, 162.45 74.48 09/22/2025 00:22:47 74.60, 162.49 74.47 2.11 35
15 09/22/2025 01:14:05 -74.59, -30.30 105.54 09/22/2025 01:13:32 -74.61, -30.22 105.51 3.17 33
16 09/22/2025 02:04:44 74.60, 137.07 74.49 09/22/2025 02:04:17 74.60, 137.12 74.49 1.48 27
17 09/22/2025 02:55:26 -74.63, -55.55 105.48 09/22/2025 02:55:02 -74.61, -55.59 105.49 2.05 24
18 09/22/2025 03:46:06 74.59, 111.69 74.51 09/22/2025 03:45:47 74.60, 111.75 74.52 2.20 19
19 09/22/2025 04:36:48 -74.61, -80.93 105.47 09/22/2025 04:36:32 -74.61, -80.96 105.46 1.05 16
20 09/22/2025 05:27:27 74.62, 86.44 74.56 09/22/2025 05:27:17 74.60, 86.38 74.55 3.10 10
21 09/22/2025 06:18:10 -74.60,-106.31 105.45 09/22/2025 06:18:02 -74.61,-106.34 105.44 1.68 8
22 09/22/2025 07:08:49 74.61, 61.06 74.58 09/22/2025 07:08:47 74.60, 61.01 74.57 1.76 2
23 09/22/2025 07:59:32 -74.58,-131.69 105.44 09/22/2025 07:59:32 -74.61,-131.71 105.41 3.05 0
24 09/22/2025 08:50:11 74.59, 35.67 74.59 09/22/2025 08:50:17 74.60, 35.64 74.60 1.25 6
25 09/22/2025 09:40:54 -74.57,-157.07 105.42 09/22/2025 09:41:01 -74.56,-156.95 105.44 3.78 7
26 09/22/2025 10:31:33 74.58, 10.29 74.60 09/22/2025 10:31:47 74.60, 10.27 74.62 2.24 14
27 09/22/2025 11:22:15 -74.60, 177.68 105.37 09/22/2025 11:22:32 -74.61, 177.55 105.36 3.69 17
28 09/22/2025 12:12:55 74.56, -15.09 74.62 09/22/2025 12:13:17 74.59, -15.11 74.65 3.67 22
29 09/22/2025 13:03:37 -74.58, 152.29 105.35 09/22/2025 13:04:01 -74.56, 152.31 105.39 3.23 24
30 09/22/2025 13:54:17 74.55, -40.47 74.63 09/22/2025 13:54:46 74.54, -40.35 74.62 3.63 29
31 09/22/2025 14:44:59 -74.57, 126.91 105.34 09/22/2025 14:45:31 -74.55, 126.94 105.36 1.85 32
32 09/22/2025 15:35:38 74.58, -65.72 74.69 09/22/2025 15:36:17 74.59, -65.85 74.70 3.94 39
33 09/22/2025 16:26:21 -74.55, 101.53 105.33 09/22/2025 16:27:01 -74.55, 101.57 105.34 1.10 40
34 09/22/2025 17:17:00 74.57, -91.10 74.70 09/22/2025 17:17:46 74.54, -91.09 74.67 2.58 46
35 09/22/2025 18:07:43 -74.54, 76.15 105.31 09/22/2025 18:08:31 -74.55, 76.20 105.31 1.96 48
36 09/22/2025 18:58:22 74.55,-116.48 74.72 09/22/2025 18:59:16 74.54,-116.46 74.70 1.22 54
37 09/22/2025 19:49:04 -74.57, 50.90 105.26 09/22/2025 19:50:01 -74.55, 50.83 105.29 3.26 57
38 09/22/2025 20:39:44 74.53,-141.87 74.73 09/22/2025 20:40:46 74.54,-141.83 74.72 1.17 62

Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 9/8/2025
SNOs_Map_METOP-B_NPP_20250909.jpg

Download SNOs between METOP-B and NPP since TLE EPOCH: 09/08/2025 in txt file.

Historial Predications of SNOs between METOP-B and NPP