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: 10/14/2025
| 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 | -0.47,-139.08 | 237.33 | 80 |
| 2 | 10/16/2025 | 22:24:20 | 0.02,-137.01 | 0.58,-134.55 | 280.06 | 80 |
| 3 | 10/18/2025 | 10:46:05 | -0.02,-137.00 | 0.60,-139.81 | 319.99 | 80 |
| 4 | 10/19/2025 | 10:24:38 | -0.02,-137.00 | -0.39,-135.26 | 197.32 | 80 |
| 5 | 10/20/2025 | 22:46:33 | -0.02,-137.01 | -0.79,-140.56 | 404.08 | 80 |
| 6 | 10/21/2025 | 22:30:26 | -0.02,-137.01 | 0.20,-136.02 | 112.96 | 80 |
| 7 | 10/23/2025 | 10:52:12 | 0.03,-136.99 | 0.96,-141.28 | 487.84 | 80 |
| 8 | 10/24/2025 | 10:30:45 | 0.02,-136.98 | -0.04,-136.74 | 28.49 | 80 |
| 9 | 10/26/2025 | 22:33:53 | -0.02,-136.97 | -0.14,-137.49 | 59.52 | 80 |
| 10 | 10/27/2025 | 22:15:06 | -0.02,-136.95 | 0.87,-132.95 | 456.24 | 80 |
Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/14/2025
Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 10/14/2025 in txt file.
Historical Predications of SNOs between GOES-18 and NOAA-21