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: 4/2/2026
| Index | Date | Time (GOES-18) | GOES-18 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 04/04/2026 | 22:35:28 | -0.02,-136.99 | -0.16,-137.52 | 60.99 | 80 |
| 2 | 04/05/2026 | 22:19:24 | -0.01,-136.98 | 0.90,-133.00 | 455.12 | 80 |
| 3 | 04/07/2026 | 10:38:30 | 0.00,-136.96 | 0.28,-138.25 | 147.01 | 80 |
| 4 | 04/08/2026 | 10:22:25 | 0.01,-136.95 | -0.73,-133.71 | 368.69 | 80 |
| 5 | 04/09/2026 | 22:41:40 | -0.00,-136.93 | -0.47,-139.01 | 236.32 | 80 |
| 6 | 04/10/2026 | 22:25:34 | -0.01,-136.92 | 0.54,-134.47 | 279.21 | 80 |
| 7 | 04/12/2026 | 10:44:41 | 0.00,-136.89 | 0.64,-139.73 | 323.71 | 80 |
| 8 | 04/13/2026 | 10:28:35 | 0.01,-136.87 | -0.37,-135.19 | 191.46 | 80 |
| 9 | 04/14/2026 | 22:47:50 | 0.00,-136.84 | -0.81,-140.48 | 414.51 | 80 |
| 10 | 04/15/2026 | 22:31:45 | 0.00,-136.82 | 0.21,-135.95 | 100.32 | 80 |
Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 4/2/2026
Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 04/02/2026 in txt file.
Historical Predications of SNOs between GOES-18 and NOAA-21