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: 11/10/2025
| Index | Date | Time (GOES-18) | GOES-18 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 11/11/2025 | 22:36:30 | 0.01,-137.00 | -0.12,-137.46 | 52.94 | 80 |
| 2 | 11/12/2025 | 22:15:09 | 0.02,-137.00 | 0.95,-132.95 | 462.77 | 80 |
| 3 | 11/14/2025 | 10:39:39 | -0.01,-137.00 | 0.25,-138.22 | 139.29 | 80 |
| 4 | 11/15/2025 | 10:18:17 | -0.02,-137.00 | -0.76,-133.70 | 376.19 | 80 |
| 5 | 11/16/2025 | 22:42:57 | 0.01,-137.00 | -0.43,-139.01 | 228.97 | 80 |
| 6 | 11/17/2025 | 22:21:34 | 0.01,-137.00 | 0.59,-134.49 | 286.40 | 80 |
| 7 | 11/19/2025 | 10:46:04 | 0.00,-136.99 | 0.65,-139.75 | 316.28 | 80 |
| 8 | 11/20/2025 | 10:24:41 | 0.00,-136.98 | -0.36,-135.23 | 198.42 | 80 |
| 9 | 11/21/2025 | 22:49:21 | -0.01,-136.97 | -0.81,-140.55 | 408.38 | 80 |
| 10 | 11/22/2025 | 22:27:59 | -0.01,-136.96 | 0.21,-136.03 | 105.90 | 80 |
| 11 | 11/24/2025 | 10:52:28 | 0.01,-136.93 | 1.02,-141.30 | 498.11 | 80 |
Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 11/10/2025
Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 11/10/2025 in txt file.
Historical Predications of SNOs between GOES-18 and NOAA-21