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: 10/30/2025
| Index | Date | Time (GOES-18) | GOES-18 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 10/31/2025 | 22:42:39 | 0.02,-137.00 | -0.45,-138.96 | 223.34 | 80 |
| 2 | 11/01/2025 | 22:21:14 | 0.02,-137.01 | 0.63,-134.43 | 294.09 | 80 |
| 3 | 11/03/2025 | 10:45:38 | -0.02,-137.00 | 0.55,-139.68 | 305.22 | 80 |
| 4 | 11/04/2025 | 10:24:11 | -0.01,-137.00 | -0.40,-135.13 | 211.86 | 80 |
| 5 | 11/05/2025 | 22:48:45 | -0.01,-136.99 | -0.77,-140.43 | 391.70 | 80 |
| 6 | 11/06/2025 | 22:27:18 | -0.01,-136.98 | 0.25,-135.89 | 124.66 | 80 |
| 7 | 11/08/2025 | 10:51:42 | 0.01,-136.96 | 0.97,-141.13 | 476.30 | 80 |
| 8 | 11/09/2025 | 10:30:15 | 0.01,-136.94 | -0.05,-136.59 | 39.51 | 80 |
| 9 | 11/11/2025 | 22:36:03 | -0.00,-136.91 | -0.08,-137.35 | 50.11 | 80 |
| 10 | 11/12/2025 | 22:14:37 | 0.00,-136.89 | 0.94,-132.81 | 465.67 | 80 |
Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/30/2025
Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 10/30/2025 in txt file.
Historical Predications of SNOs between GOES-18 and NOAA-21