Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NOAA-21 and METOP-B Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/6/2025
Index | Date (NOAA-21) | Time (NOAA-21) | Lat,Lon (NOAA-21) | SZA (NOAA-21 ) | Date (METOP-B) | Time (METOP-B) | Lat,Lon (METOP-B) | SZA (METOP-B ) | Distance(km) | Time Diff (sec) |
1 | 10/07/2025 | 00:13:32 | 74.42, 164.65 | 80.05 | 10/07/2025 | 00:14:03 | 74.40, 164.63 | 80.02 | 2.90 | 31 |
2 | 10/07/2025 | 01:04:15 | -74.40, -27.98 | 99.97 | 10/07/2025 | 01:04:46 | -74.39, -28.06 | 99.98 | 2.88 | 31 |
3 | 10/07/2025 | 01:55:01 | 74.38, 139.38 | 80.03 | 10/07/2025 | 01:55:25 | 74.40, 139.30 | 80.05 | 3.09 | 24 |
4 | 10/07/2025 | 02:45:45 | -74.41, -53.38 | 99.93 | 10/07/2025 | 02:46:08 | -74.40, -53.39 | 99.95 | 1.97 | 23 |
5 | 10/07/2025 | 03:36:31 | 74.39, 113.98 | 80.07 | 10/07/2025 | 03:36:47 | 74.41, 113.97 | 80.08 | 1.63 | 16 |
6 | 10/07/2025 | 04:27:15 | -74.42, -78.77 | 99.89 | 10/07/2025 | 04:27:30 | -74.40, -78.72 | 99.92 | 2.86 | 15 |
7 | 10/07/2025 | 05:18:01 | 74.40, 88.59 | 80.10 | 10/07/2025 | 05:18:09 | 74.41, 88.64 | 80.11 | 2.12 | 8 |
8 | 10/07/2025 | 06:08:44 | -74.38,-104.05 | 99.91 | 10/07/2025 | 06:08:52 | -74.41,-104.05 | 99.89 | 2.54 | 8 |
9 | 10/07/2025 | 06:59:30 | 74.36, 63.31 | 80.09 | 10/07/2025 | 06:59:32 | 74.37, 63.19 | 80.10 | 3.81 | 2 |
10 | 10/07/2025 | 07:50:14 | -74.39,-129.44 | 99.87 | 10/07/2025 | 07:50:14 | -74.41,-129.38 | 99.86 | 2.77 | 0 |
11 | 10/07/2025 | 08:41:00 | 74.37, 37.92 | 80.12 | 10/07/2025 | 08:40:54 | 74.37, 37.86 | 80.13 | 1.73 | 6 |
12 | 10/07/2025 | 09:31:44 | -74.40,-154.84 | 99.84 | 10/07/2025 | 09:31:37 | -74.37,-154.84 | 99.87 | 3.83 | 7 |
13 | 10/07/2025 | 10:22:30 | 74.38, 12.52 | 80.16 | 10/07/2025 | 10:22:16 | 74.38, 12.53 | 80.16 | 0.46 | 14 |
14 | 10/07/2025 | 11:13:13 | -74.36, 179.89 | 99.85 | 10/07/2025 | 11:12:59 | -74.37, 179.83 | 99.84 | 1.97 | 14 |
15 | 10/07/2025 | 12:04:00 | 74.39, -12.88 | 80.20 | 10/07/2025 | 12:03:38 | 74.38, -12.80 | 80.19 | 2.50 | 22 |
16 | 10/07/2025 | 12:54:43 | -74.37, 154.49 | 99.82 | 10/07/2025 | 12:54:21 | -74.38, 154.50 | 99.81 | 0.73 | 22 |
17 | 10/07/2025 | 13:45:29 | 74.35, -38.15 | 80.18 | 10/07/2025 | 13:45:01 | 74.34, -38.26 | 80.18 | 3.46 | 28 |
18 | 10/07/2025 | 14:36:13 | -74.38, 129.09 | 99.78 | 10/07/2025 | 14:35:43 | -74.38, 129.17 | 99.78 | 2.43 | 30 |
19 | 10/07/2025 | 15:26:59 | 74.36, -63.55 | 80.22 | 10/07/2025 | 15:26:23 | 74.34, -63.59 | 80.21 | 2.16 | 36 |
20 | 10/07/2025 | 16:17:42 | -74.34, 103.82 | 99.80 | 10/07/2025 | 16:17:06 | -74.34, 103.72 | 99.79 | 3.11 | 36 |
21 | 10/07/2025 | 17:08:29 | 74.37, -88.95 | 80.25 | 10/07/2025 | 17:07:45 | 74.35, -88.92 | 80.24 | 2.48 | 44 |
22 | 10/07/2025 | 17:59:12 | -74.35, 78.42 | 99.76 | 10/07/2025 | 17:58:28 | -74.34, 78.39 | 99.76 | 1.35 | 44 |
23 | 10/07/2025 | 18:49:58 | 74.33,-114.22 | 80.24 | 10/07/2025 | 18:49:07 | 74.35,-114.25 | 80.27 | 2.76 | 51 |
24 | 10/07/2025 | 19:40:42 | -74.36, 53.03 | 99.72 | 10/07/2025 | 19:39:50 | -74.35, 53.06 | 99.73 | 1.66 | 52 |
25 | 10/07/2025 | 20:31:28 | 74.34,-139.61 | 80.27 | 10/07/2025 | 20:30:29 | 74.36,-139.58 | 80.30 | 2.43 | 59 |
26 | 10/07/2025 | 21:22:12 | -74.37, 27.63 | 99.69 | 10/07/2025 | 21:21:12 | -74.35, 27.73 | 99.70 | 3.52 | 60 |
27 | 10/07/2025 | 22:12:58 | 74.35,-165.01 | 80.31 | 10/07/2025 | 22:11:51 | 74.36,-164.91 | 80.33 | 3.60 | 67 |
28 | 10/07/2025 | 23:03:41 | -74.33, 2.36 | 99.70 | 10/07/2025 | 23:02:34 | -74.36, 2.40 | 99.67 | 3.35 | 67 |
29 | 10/07/2025 | 23:54:27 | 74.31, 169.72 | 80.29 | 10/07/2025 | 23:53:14 | 74.32, 169.64 | 80.32 | 2.57 | 73 |
30 | 10/08/2025 | 00:45:10 | -74.34, -23.04 | 99.67 | 10/08/2025 | 00:43:56 | -74.31, -23.06 | 99.68 | 2.86 | 74 |
31 | 10/08/2025 | 01:35:51 | 74.07, 144.94 | 80.06 | 10/08/2025 | 01:34:40 | 74.08, 143.69 | 80.13 | 38.12 | 71 |
32 | 10/08/2025 | 02:26:34 | -74.05, -47.70 | 99.95 | 10/08/2025 | 02:25:23 | -74.07, -49.00 | 99.87 | 39.94 | 71 |
33 | 10/08/2025 | 03:17:15 | 73.78, 120.26 | 79.78 | 10/08/2025 | 03:16:08 | 73.78, 117.64 | 79.90 | 81.50 | 67 |
34 | 10/08/2025 | 04:07:58 | -73.77, -72.37 | 100.23 | 10/08/2025 | 04:06:51 | -73.78, -75.05 | 100.09 | 83.11 | 67 |
Figure of NOAA-21 and METOP-B satellite orbits during SNOs since TLE Epoch: 10/6/2025
Download SNOs between NOAA-21 and METOP-B since TLE EPOCH: 10/06/2025 in txt file.
Historial Predications of SNOs between NOAA-21 and METOP-B