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: 7/25/2025
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 | -75.11, 3.50 | 122.66 | 07/31/2025 | 23:05:45 | -75.10, 0.23 | 122.43 | 93.60 | 66 |
2 | 07/31/2025 | 23:57:36 | 74.88, 170.18 | 57.16 | 07/31/2025 | 23:56:27 | 74.90, 168.12 | 57.34 | 59.79 | 69 |
3 | 08/01/2025 | 00:48:19 | -74.81, -22.68 | 122.89 | 08/01/2025 | 00:47:08 | -74.77, -24.21 | 122.80 | 44.82 | 71 |
4 | 08/01/2025 | 01:39:04 | 74.57, 144.02 | 56.93 | 08/01/2025 | 01:37:50 | 74.56, 143.66 | 56.98 | 10.55 | 74 |
5 | 08/01/2025 | 02:29:47 | -74.50, -48.83 | 123.12 | 08/01/2025 | 02:28:32 | -74.49, -48.81 | 123.11 | 1.79 | 75 |
6 | 08/01/2025 | 03:20:27 | 74.51, 118.51 | 56.90 | 08/01/2025 | 03:19:19 | 74.52, 118.40 | 56.94 | 3.61 | 68 |
7 | 08/01/2025 | 04:11:09 | -74.49, -74.21 | 123.11 | 08/01/2025 | 04:10:02 | -74.49, -74.20 | 123.09 | 0.59 | 67 |
8 | 08/01/2025 | 05:01:49 | 74.49, 93.13 | 56.91 | 08/01/2025 | 05:00:48 | 74.48, 93.14 | 56.91 | 1.51 | 61 |
9 | 08/01/2025 | 05:52:31 | -74.47, -99.59 | 123.10 | 08/01/2025 | 05:51:32 | -74.50, -99.59 | 123.06 | 2.70 | 59 |
10 | 08/01/2025 | 06:43:11 | 74.48, 67.75 | 56.91 | 08/01/2025 | 06:42:18 | 74.48, 67.76 | 56.93 | 0.79 | 53 |
11 | 08/01/2025 | 07:33:53 | -74.46,-124.97 | 123.10 | 08/01/2025 | 07:33:01 | -74.45,-124.85 | 123.10 | 3.69 | 52 |
12 | 08/01/2025 | 08:24:33 | 74.46, 42.37 | 56.92 | 08/01/2025 | 08:23:48 | 74.49, 42.37 | 56.96 | 3.00 | 45 |
13 | 08/01/2025 | 09:15:14 | -74.49,-150.22 | 123.05 | 08/01/2025 | 09:14:31 | -74.46,-150.23 | 123.07 | 3.74 | 43 |
14 | 08/01/2025 | 10:05:55 | 74.45, 16.99 | 56.92 | 08/01/2025 | 10:05:17 | 74.44, 17.11 | 56.93 | 3.54 | 38 |
15 | 08/01/2025 | 10:56:36 | -74.48,-175.60 | 123.05 | 08/01/2025 | 10:56:01 | -74.46,-175.62 | 123.05 | 1.63 | 35 |
16 | 08/01/2025 | 11:47:16 | 74.48, -8.26 | 56.97 | 08/01/2025 | 11:46:47 | 74.45, -8.28 | 56.95 | 3.45 | 29 |
17 | 08/01/2025 | 12:37:58 | -74.46, 159.02 | 123.04 | 08/01/2025 | 12:37:31 | -74.47, 158.99 | 123.03 | 1.06 | 27 |
18 | 08/01/2025 | 13:28:38 | 74.47, -33.64 | 56.98 | 08/01/2025 | 13:28:17 | 74.45, -33.67 | 56.97 | 1.38 | 21 |
19 | 08/01/2025 | 14:19:20 | -74.45, 133.64 | 123.03 | 08/01/2025 | 14:19:01 | -74.47, 133.60 | 123.00 | 3.06 | 19 |
20 | 08/01/2025 | 15:10:00 | 74.45, -59.02 | 56.98 | 08/01/2025 | 15:09:47 | 74.46, -59.05 | 57.00 | 1.40 | 13 |
21 | 08/01/2025 | 16:00:42 | -74.43, 108.26 | 123.03 | 08/01/2025 | 16:00:30 | -74.43, 108.34 | 123.03 | 2.53 | 12 |
22 | 08/01/2025 | 16:51:22 | 74.44, -84.40 | 56.99 | 08/01/2025 | 16:51:16 | 74.42, -84.31 | 56.96 | 3.40 | 6 |
23 | 08/01/2025 | 17:42:04 | -74.42, 82.88 | 123.02 | 08/01/2025 | 17:42:00 | -74.43, 82.96 | 123.01 | 2.96 | 4 |
24 | 08/01/2025 | 18:32:44 | 74.42,-109.78 | 56.99 | 08/01/2025 | 18:32:46 | 74.42,-109.70 | 56.99 | 2.40 | 2 |
25 | 08/01/2025 | 19:23:25 | -74.45, 57.63 | 122.98 | 08/01/2025 | 19:23:30 | -74.44, 57.57 | 122.99 | 2.18 | 5 |
26 | 08/01/2025 | 20:14:06 | 74.41,-135.16 | 57.00 | 08/01/2025 | 20:14:16 | 74.43,-135.09 | 57.01 | 3.17 | 10 |
27 | 08/01/2025 | 21:04:47 | -74.44, 32.25 | 122.97 | 08/01/2025 | 21:05:00 | -74.44, 32.18 | 122.96 | 2.15 | 13 |
28 | 08/01/2025 | 21:55:27 | 74.44,-160.41 | 57.04 | 08/01/2025 | 21:55:46 | 74.43,-160.48 | 57.04 | 2.05 | 19 |
29 | 08/01/2025 | 22:46:09 | -74.42, 6.87 | 122.97 | 08/01/2025 | 22:46:29 | -74.40, 6.92 | 122.99 | 2.81 | 20 |
30 | 08/01/2025 | 23:36:49 | 74.42, 174.21 | 57.05 | 08/01/2025 | 23:37:16 | 74.44, 174.14 | 57.06 | 2.48 | 27 |
31 | 08/02/2025 | 00:27:31 | -74.41, -18.51 | 122.96 | 08/02/2025 | 00:27:59 | -74.41, -18.47 | 122.97 | 1.35 | 28 |
32 | 08/02/2025 | 01:18:11 | 74.41, 148.83 | 57.06 | 08/02/2025 | 01:18:45 | 74.39, 148.88 | 57.03 | 2.37 | 34 |
33 | 08/02/2025 | 02:08:53 | -74.39, -43.89 | 122.95 | 08/02/2025 | 02:09:29 | -74.41, -43.85 | 122.95 | 2.38 | 36 |
34 | 08/02/2025 | 02:59:33 | 74.39, 123.45 | 57.06 | 08/02/2025 | 03:00:15 | 74.40, 123.49 | 57.05 | 1.30 | 42 |
35 | 08/02/2025 | 03:50:14 | -74.43, -69.14 | 122.91 | 08/02/2025 | 03:50:59 | -74.42, -69.24 | 122.92 | 3.09 | 45 |
36 | 08/02/2025 | 04:40:55 | 74.38, 98.07 | 57.07 | 08/02/2025 | 04:41:45 | 74.40, 98.10 | 57.07 | 2.82 | 50 |
37 | 08/02/2025 | 05:31:36 | -74.41, -94.52 | 122.90 | 08/02/2025 | 05:32:29 | -74.42, -94.63 | 122.90 | 3.31 | 53 |
38 | 08/02/2025 | 06:22:16 | 74.41, 72.81 | 57.11 | 08/02/2025 | 06:23:15 | 74.41, 72.71 | 57.10 | 3.06 | 59 |
39 | 08/02/2025 | 07:12:58 | -74.40,-119.90 | 122.90 | 08/02/2025 | 07:13:58 | -74.38,-119.89 | 122.93 | 2.13 | 60 |
40 | 08/02/2025 | 08:03:38 | 74.40, 47.43 | 57.12 | 08/02/2025 | 08:04:45 | 74.41, 47.33 | 57.12 | 3.64 | 67 |
41 | 08/02/2025 | 08:54:20 | -74.38,-145.28 | 122.89 | 08/02/2025 | 08:55:28 | -74.38,-145.28 | 122.91 | 0.21 | 68 |
42 | 08/02/2025 | 09:45:01 | 74.33, 21.93 | 57.09 | 08/02/2025 | 09:46:14 | 74.37, 22.07 | 57.09 | 5.67 | 73 |
43 | 08/02/2025 | 10:35:43 | -74.32,-170.78 | 122.92 | 08/02/2025 | 10:36:57 | -74.34,-170.54 | 122.94 | 7.82 | 74 |
44 | 08/02/2025 | 11:26:28 | 74.07, -4.06 | 56.90 | 08/02/2025 | 11:27:38 | 74.08, -2.57 | 56.78 | 45.41 | 70 |
45 | 08/02/2025 | 12:17:11 | -74.01, 163.11 | 123.15 | 08/02/2025 | 12:18:21 | -74.05, 164.82 | 123.25 | 52.56 | 70 |
46 | 08/02/2025 | 13:07:57 | 73.71, -30.26 | 56.63 | 08/02/2025 | 13:09:02 | 73.79, -27.23 | 56.47 | 94.68 | 65 |
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 7/25/2025
Download SNOs between METOP-B and NPP since TLE EPOCH: 07/25/2025 in txt file.
Historial Predications of SNOs between METOP-B and NPP