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: 10/15/2025
| Index | Date | Time (GOES-18) | GOES-18 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 10/15/2025 | 22:40:25 | 0.02,-137.00 | -0.46,-139.08 | 237.34 | 80 |
| 2 | 10/16/2025 | 22:24:20 | 0.02,-137.00 | 0.59,-134.55 | 279.95 | 80 |
| 3 | 10/18/2025 | 10:46:05 | -0.02,-137.00 | 0.59,-139.81 | 320.25 | 80 |
| 4 | 10/19/2025 | 10:24:39 | -0.02,-137.00 | -0.41,-135.27 | 196.91 | 80 |
| 5 | 10/20/2025 | 22:46:32 | -0.02,-137.00 | -0.83,-140.55 | 404.61 | 80 |
| 6 | 10/21/2025 | 22:30:26 | -0.02,-137.00 | 0.22,-136.02 | 112.38 | 80 |
| 7 | 10/23/2025 | 10:52:11 | 0.02,-136.98 | 1.00,-141.27 | 488.55 | 80 |
| 8 | 10/24/2025 | 10:30:44 | 0.02,-136.97 | -0.01,-136.73 | 27.82 | 80 |
| 9 | 10/26/2025 | 22:36:32 | -0.02,-136.95 | -0.16,-137.48 | 60.63 | 80 |
| 10 | 10/27/2025 | 22:15:07 | -0.02,-136.94 | 0.90,-132.95 | 455.10 | 80 |
| 11 | 10/29/2025 | 10:39:31 | 0.02,-136.91 | 0.30,-138.20 | 147.28 | 80 |
Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/15/2025
Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 10/15/2025 in txt file.
Historical Predications of SNOs between GOES-18 and NOAA-21