Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between GOES-17 and NPP Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/19/2025
| Index | Date | Time (GOES-17) | GOES-17 Lat,Lon | NPP Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 09/19/2025 | 19:33:10 | 0.24, -89.51 | -0.24, -91.57 | 235.29 | 80 |
| 2 | 09/20/2025 | 19:17:07 | 0.24, -89.52 | 0.79, -87.05 | 281.11 | 80 |
| 3 | 09/22/2025 | 07:38:58 | -0.23, -89.49 | 0.39, -92.33 | 323.03 | 80 |
| 4 | 09/23/2025 | 07:17:35 | -0.24, -89.49 | -0.64, -87.80 | 193.29 | 80 |
| 5 | 09/24/2025 | 19:39:33 | 0.23, -89.54 | -0.60, -93.10 | 406.52 | 80 |
| 6 | 09/25/2025 | 19:23:31 | 0.24, -89.55 | 0.44, -88.58 | 110.22 | 80 |
| 7 | 09/27/2025 | 07:45:21 | -0.23, -89.53 | 0.74, -93.85 | 493.11 | 80 |
| 8 | 09/28/2025 | 07:23:59 | -0.24, -89.53 | -0.29, -89.33 | 23.15 | 80 |
| 9 | 09/30/2025 | 19:29:55 | 0.24, -89.58 | 0.11, -90.11 | 60.26 | 80 |
| 10 | 10/01/2025 | 19:11:12 | 0.25, -89.59 | 1.15, -85.59 | 456.59 | 80 |
| 11 | 10/03/2025 | 07:33:02 | -0.24, -89.58 | 0.04, -90.86 | 145.97 | 80 |
Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 9/19/2025
Download SNOs between GOES-17 and NPP since TLE EPOCH: 09/19/2025 in txt file.
Historical Predications of SNOs between GOES-17 and NPP