Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between NPP and GCOM-C Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/17/2025
Index | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Date (GCOM-C) | Time (GCOM-C) | Lat,Lon (GCOM-C) | SZA (GCOM-C ) | Distance(km) | Time Diff (sec) |
1 | 09/23/2025 | 08:29:40 | 69.65, 50.19 | 69.77 | 09/23/2025 | 08:30:48 | 69.59, 51.99 | 69.72 | 70.33 | 68 |
2 | 09/23/2025 | 09:20:15 | -69.17,-141.80 | 110.71 | 09/23/2025 | 09:21:27 | -69.11,-141.31 | 110.76 | 20.28 | 72 |
3 | 09/23/2025 | 10:10:57 | 68.96, 25.80 | 69.10 | 09/23/2025 | 10:11:57 | 68.95, 25.86 | 69.10 | 2.57 | 60 |
4 | 09/23/2025 | 11:01:40 | -68.90,-166.80 | 110.95 | 09/23/2025 | 11:02:28 | -68.90,-166.84 | 110.95 | 1.44 | 48 |
5 | 09/23/2025 | 11:52:26 | 68.90, 0.50 | 69.08 | 09/23/2025 | 11:52:55 | 68.90, 0.55 | 69.07 | 2.16 | 29 |
6 | 09/23/2025 | 12:43:09 | -68.84, 167.90 | 110.98 | 09/23/2025 | 12:43:26 | -68.84, 167.85 | 110.98 | 1.73 | 17 |
7 | 09/23/2025 | 13:33:55 | 68.85, -24.80 | 69.05 | 09/23/2025 | 13:33:53 | 68.84, -24.76 | 69.04 | 1.78 | 2 |
8 | 09/23/2025 | 14:24:38 | -68.79, 142.60 | 111.00 | 09/23/2025 | 14:24:24 | -68.79, 142.55 | 111.00 | 2.05 | 14 |
9 | 09/23/2025 | 15:15:24 | 68.79, -50.10 | 69.02 | 09/23/2025 | 15:14:51 | 68.79, -50.06 | 69.02 | 1.45 | 33 |
10 | 09/23/2025 | 16:06:07 | -68.73, 117.30 | 111.03 | 09/23/2025 | 16:05:22 | -68.74, 117.24 | 111.03 | 2.37 | 45 |
11 | 09/23/2025 | 16:56:53 | 68.74, -75.40 | 68.99 | 09/23/2025 | 16:55:49 | 68.74, -75.37 | 68.99 | 1.18 | 64 |
12 | 09/23/2025 | 17:47:35 | -68.63, 92.07 | 111.11 | 09/23/2025 | 17:46:21 | -68.63, 91.86 | 111.11 | 8.32 | 74 |
13 | 09/23/2025 | 18:38:09 | 67.98, -99.79 | 68.27 | 09/23/2025 | 18:37:00 | 67.98,-101.58 | 68.26 | 74.43 | 69 |
Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 9/17/2025
Download SNOs between NPP and GCOM-C since TLE EPOCH: 09/17/2025 in txt file.
Historial Predications of SNOs between NPP and GCOM-C