Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between GOES-18 and NOAA-21 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/11/2025
| Index | Date | Time (GOES-18) | GOES-18 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 10/11/2025 | 22:18:11 | 0.01,-137.00 | 0.88,-133.07 | 448.00 | 80 |
| 2 | 10/13/2025 | 10:39:56 | -0.01,-136.97 | 0.31,-138.32 | 154.39 | 80 |
| 3 | 10/14/2025 | 10:18:31 | -0.01,-136.96 | -0.73,-133.79 | 361.56 | 80 |
| 4 | 10/15/2025 | 22:40:25 | 0.01,-136.96 | -0.46,-139.08 | 241.90 | 80 |
| 5 | 10/16/2025 | 22:24:19 | 0.02,-136.95 | 0.53,-134.54 | 274.19 | 80 |
| 6 | 10/18/2025 | 10:46:04 | -0.02,-136.92 | 0.65,-139.80 | 328.13 | 80 |
| 7 | 10/19/2025 | 10:24:39 | -0.01,-136.91 | -0.40,-135.27 | 187.87 | 80 |
| 8 | 10/20/2025 | 22:46:32 | -0.01,-136.91 | -0.85,-140.55 | 415.70 | 80 |
| 9 | 10/21/2025 | 22:30:26 | -0.02,-136.89 | 0.21,-136.02 | 100.12 | 80 |
| 10 | 10/24/2025 | 10:30:44 | 0.02,-136.83 | 0.02,-136.72 | 12.28 | 80 |
Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/11/2025
Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 10/11/2025 in txt file.
Historical Predications of SNOs between GOES-18 and NOAA-21