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: 7/24/2025
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 | 07/31/2025 | 23:06:51 | -75.10, 3.48 | 122.66 | 07/31/2025 | 23:05:45 | -75.10, 0.22 | 122.43 | 93.32 | 66 |
2 | 07/31/2025 | 23:57:36 | 74.87, 170.16 | 57.16 | 07/31/2025 | 23:56:26 | 74.85, 168.24 | 57.29 | 55.66 | 70 |
3 | 08/01/2025 | 00:48:19 | -74.80, -22.70 | 122.89 | 08/01/2025 | 00:47:08 | -74.77, -24.22 | 122.80 | 44.44 | 71 |
4 | 08/01/2025 | 01:39:04 | 74.56, 143.99 | 56.93 | 08/01/2025 | 01:37:50 | 74.57, 143.65 | 56.98 | 10.32 | 74 |
5 | 08/01/2025 | 02:29:47 | -74.49, -48.85 | 123.12 | 08/01/2025 | 02:28:32 | -74.49, -48.82 | 123.11 | 0.91 | 75 |
6 | 08/01/2025 | 03:20:27 | 74.50, 118.49 | 56.89 | 08/01/2025 | 03:19:18 | 74.48, 118.52 | 56.89 | 2.27 | 69 |
7 | 08/01/2025 | 04:11:09 | -74.48, -74.23 | 123.12 | 08/01/2025 | 04:10:02 | -74.50, -74.21 | 123.08 | 1.96 | 67 |
8 | 08/01/2025 | 05:01:49 | 74.48, 93.11 | 56.90 | 08/01/2025 | 05:00:48 | 74.48, 93.13 | 56.92 | 0.73 | 61 |
9 | 08/01/2025 | 05:52:30 | -74.51, -99.49 | 123.07 | 08/01/2025 | 05:51:32 | -74.50, -99.60 | 123.06 | 3.64 | 58 |
10 | 08/01/2025 | 06:43:11 | 74.47, 67.73 | 56.90 | 08/01/2025 | 06:42:18 | 74.49, 67.74 | 56.94 | 2.44 | 53 |
11 | 08/01/2025 | 07:33:52 | -74.50,-124.86 | 123.07 | 08/01/2025 | 07:33:02 | -74.51,-124.99 | 123.04 | 3.70 | 50 |
12 | 08/01/2025 | 08:24:32 | 74.50, 42.47 | 56.95 | 08/01/2025 | 08:23:48 | 74.49, 42.36 | 56.96 | 3.62 | 44 |
13 | 08/01/2025 | 09:15:14 | -74.48,-150.24 | 123.06 | 08/01/2025 | 09:14:31 | -74.46,-150.25 | 123.07 | 2.35 | 43 |
14 | 08/01/2025 | 10:05:54 | 74.49, 17.09 | 56.96 | 08/01/2025 | 10:05:18 | 74.50, 16.97 | 56.99 | 4.00 | 36 |
15 | 08/01/2025 | 10:56:36 | -74.47,-175.62 | 123.05 | 08/01/2025 | 10:56:01 | -74.47,-175.63 | 123.04 | 0.30 | 35 |
16 | 08/01/2025 | 11:47:16 | 74.47, -8.29 | 56.96 | 08/01/2025 | 11:46:47 | 74.45, -8.29 | 56.95 | 1.78 | 29 |
17 | 08/01/2025 | 12:37:58 | -74.45, 159.00 | 123.05 | 08/01/2025 | 12:37:31 | -74.47, 158.98 | 123.02 | 2.13 | 27 |
18 | 08/01/2025 | 13:28:38 | 74.46, -33.67 | 56.97 | 08/01/2025 | 13:28:17 | 74.46, -33.68 | 56.98 | 0.60 | 21 |
19 | 08/01/2025 | 14:19:20 | -74.44, 133.62 | 123.04 | 08/01/2025 | 14:19:00 | -74.43, 133.72 | 123.05 | 3.26 | 20 |
20 | 08/01/2025 | 15:10:00 | 74.44, -59.05 | 56.97 | 08/01/2025 | 15:09:47 | 74.46, -59.07 | 57.00 | 2.77 | 13 |
21 | 08/01/2025 | 16:00:42 | -74.42, 108.24 | 123.04 | 08/01/2025 | 16:00:30 | -74.43, 108.33 | 123.03 | 3.04 | 12 |
22 | 08/01/2025 | 16:51:22 | 74.43, -84.43 | 56.98 | 08/01/2025 | 16:51:16 | 74.42, -84.33 | 56.97 | 3.00 | 6 |
23 | 08/01/2025 | 17:42:03 | -74.46, 82.98 | 122.99 | 08/01/2025 | 17:42:00 | -74.44, 82.95 | 123.01 | 2.42 | 3 |
24 | 08/01/2025 | 18:32:44 | 74.41,-109.80 | 56.98 | 08/01/2025 | 18:32:46 | 74.43,-109.71 | 56.99 | 3.24 | 2 |
25 | 08/01/2025 | 19:23:25 | -74.44, 57.60 | 122.98 | 08/01/2025 | 19:23:30 | -74.44, 57.56 | 122.98 | 1.39 | 5 |
26 | 08/01/2025 | 20:14:05 | 74.44,-135.06 | 57.03 | 08/01/2025 | 20:14:16 | 74.43,-135.10 | 57.02 | 1.94 | 11 |
27 | 08/01/2025 | 21:04:47 | -74.43, 32.23 | 122.98 | 08/01/2025 | 21:05:00 | -74.45, 32.17 | 122.96 | 2.82 | 13 |
28 | 08/01/2025 | 21:55:27 | 74.43,-160.44 | 57.04 | 08/01/2025 | 21:55:46 | 74.44,-160.49 | 57.04 | 1.70 | 19 |
29 | 08/01/2025 | 22:46:09 | -74.41, 6.85 | 122.97 | 08/01/2025 | 22:46:29 | -74.41, 6.91 | 122.99 | 2.12 | 20 |
30 | 08/01/2025 | 23:36:49 | 74.41, 174.18 | 57.04 | 08/01/2025 | 23:37:15 | 74.39, 174.25 | 57.01 | 3.17 | 26 |
31 | 08/02/2025 | 00:27:31 | -74.40, -18.53 | 122.97 | 08/02/2025 | 00:27:59 | -74.41, -18.48 | 122.97 | 2.16 | 28 |
32 | 08/02/2025 | 01:18:11 | 74.40, 148.80 | 57.05 | 08/02/2025 | 01:18:45 | 74.40, 148.86 | 57.03 | 1.84 | 34 |
33 | 08/02/2025 | 02:08:52 | -74.43, -43.79 | 122.92 | 08/02/2025 | 02:09:29 | -74.42, -43.86 | 122.94 | 2.96 | 37 |
34 | 08/02/2025 | 02:59:33 | 74.38, 123.42 | 57.05 | 08/02/2025 | 03:00:15 | 74.40, 123.48 | 57.06 | 2.63 | 42 |
35 | 08/02/2025 | 03:50:14 | -74.42, -69.17 | 122.91 | 08/02/2025 | 03:50:59 | -74.42, -69.25 | 122.92 | 2.54 | 45 |
36 | 08/02/2025 | 04:40:54 | 74.42, 98.17 | 57.10 | 08/02/2025 | 04:41:45 | 74.41, 98.09 | 57.08 | 2.65 | 51 |
37 | 08/02/2025 | 05:31:36 | -74.40, -94.55 | 122.91 | 08/02/2025 | 05:32:28 | -74.38, -94.51 | 122.95 | 3.03 | 52 |
38 | 08/02/2025 | 06:22:16 | 74.40, 72.79 | 57.11 | 08/02/2025 | 06:23:15 | 74.41, 72.70 | 57.10 | 2.86 | 59 |
39 | 08/02/2025 | 07:12:58 | -74.39,-119.93 | 122.90 | 08/02/2025 | 07:13:58 | -74.38,-119.90 | 122.93 | 1.01 | 60 |
40 | 08/02/2025 | 08:03:38 | 74.39, 47.41 | 57.11 | 08/02/2025 | 08:04:44 | 74.37, 47.44 | 57.07 | 2.25 | 66 |
41 | 08/02/2025 | 08:54:20 | -74.37,-145.30 | 122.90 | 08/02/2025 | 08:55:28 | -74.39,-145.29 | 122.90 | 1.69 | 68 |
42 | 08/02/2025 | 09:45:00 | 74.37, 22.03 | 57.12 | 08/02/2025 | 09:46:14 | 74.38, 22.05 | 57.10 | 0.72 | 74 |
43 | 08/02/2025 | 10:35:43 | -74.31,-170.81 | 122.93 | 08/02/2025 | 10:36:57 | -74.34,-170.55 | 122.93 | 8.73 | 74 |
44 | 08/02/2025 | 11:26:28 | 74.06, -4.08 | 56.89 | 08/02/2025 | 11:27:38 | 74.09, -2.58 | 56.79 | 45.86 | 70 |
45 | 08/02/2025 | 12:17:11 | -74.00, 163.09 | 123.16 | 08/02/2025 | 12:18:21 | -74.06, 164.81 | 123.24 | 53.10 | 70 |
46 | 08/02/2025 | 13:07:56 | 73.75, -30.17 | 56.66 | 08/02/2025 | 13:09:02 | 73.80, -27.25 | 56.47 | 91.03 | 66 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 7/24/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 07/24/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP