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: 11/5/2025
| Index | Date | Time (GOES-18) | GOES-18 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 11/05/2025 | 22:47:39 | 0.02,-137.02 | 0.00,-140.60 | 398.79 | 0 |
| 2 | 11/06/2025 | 22:30:03 | 0.01,-137.01 | 0.23,-135.90 | 125.72 | 80 |
| 3 | 11/08/2025 | 10:51:55 | -0.01,-137.00 | 0.92,-141.19 | 477.60 | 80 |
| 4 | 11/09/2025 | 10:30:32 | -0.01,-136.99 | -0.08,-136.67 | 36.87 | 80 |
| 5 | 11/11/2025 | 22:33:51 | 0.01,-136.98 | -0.07,-137.47 | 55.36 | 80 |
| 6 | 11/12/2025 | 22:15:09 | 0.02,-136.97 | 0.94,-132.94 | 459.27 | 80 |
| 7 | 11/14/2025 | 10:39:39 | -0.02,-136.95 | 0.26,-138.22 | 144.33 | 80 |
| 8 | 11/15/2025 | 10:18:16 | -0.02,-136.94 | -0.74,-133.69 | 370.01 | 80 |
| 9 | 11/16/2025 | 22:42:57 | 0.01,-136.93 | -0.45,-139.01 | 236.90 | 80 |
| 10 | 11/17/2025 | 22:21:34 | 0.01,-136.92 | 0.56,-134.49 | 277.32 | 80 |
| 11 | 11/19/2025 | 10:46:05 | 0.00,-136.89 | 0.64,-139.76 | 326.91 | 80 |
Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 11/5/2025
Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 11/05/2025 in txt file.
Historical Predications of SNOs between GOES-18 and NOAA-21