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: 10/25/2025
| Index | Date | Time (GOES-18) | GOES-18 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 10/26/2025 | 22:36:33 | 0.01,-136.98 | -0.10,-137.49 | 57.88 | 80 |
| 2 | 10/27/2025 | 22:15:07 | 0.01,-136.97 | 0.91,-132.95 | 458.26 | 80 |
| 3 | 10/29/2025 | 10:39:31 | -0.01,-136.95 | 0.29,-138.20 | 143.19 | 80 |
| 4 | 10/30/2025 | 10:18:05 | -0.02,-136.94 | -0.72,-133.66 | 372.63 | 80 |
| 5 | 10/31/2025 | 22:42:39 | 0.01,-136.92 | -0.45,-138.96 | 232.23 | 80 |
| 6 | 11/01/2025 | 22:21:13 | 0.02,-136.91 | 0.56,-134.42 | 283.45 | 80 |
| 7 | 11/03/2025 | 10:45:37 | -0.01,-136.88 | 0.62,-139.67 | 318.53 | 80 |
| 8 | 11/04/2025 | 10:24:10 | -0.00,-136.86 | -0.40,-135.13 | 196.73 | 80 |
| 9 | 11/05/2025 | 22:48:44 | -0.01,-136.83 | -0.83,-140.42 | 409.39 | 80 |
| 10 | 11/06/2025 | 22:27:17 | -0.01,-136.80 | 0.20,-135.88 | 105.22 | 80 |
| 11 | 11/08/2025 | 10:51:41 | 0.02,-136.75 | 0.98,-141.13 | 498.47 | 80 |
Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/25/2025
Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 10/25/2025 in txt file.
Historical Predications of SNOs between GOES-18 and NOAA-21