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: 1/27/2025
| Index | Date | Time (GOES-18) | GOES-18 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 01/27/2025 | 22:34:13 | -0.01,-137.01 | -0.10,-137.50 | 56.13 | 80 |
| 2 | 01/28/2025 | 22:18:05 | -0.00,-137.01 | 0.92,-132.96 | 461.48 | 80 |
| 3 | 01/30/2025 | 10:39:49 | -0.00,-137.00 | 0.25,-138.22 | 138.49 | 80 |
| 4 | 01/31/2025 | 10:18:20 | -0.00,-136.99 | -0.72,-133.66 | 378.93 | 80 |
| 5 | 02/01/2025 | 22:40:13 | 0.01,-137.00 | -0.41,-138.96 | 223.37 | 80 |
| 6 | 02/02/2025 | 22:24:04 | 0.01,-136.99 | 0.57,-134.41 | 293.86 | 80 |
| 7 | 02/04/2025 | 10:43:07 | -0.01,-136.97 | 0.59,-139.67 | 306.79 | 80 |
| 8 | 02/05/2025 | 10:26:59 | -0.01,-136.96 | -0.39,-135.12 | 209.90 | 80 |
| 9 | 02/06/2025 | 22:46:10 | 0.01,-136.95 | -0.78,-140.40 | 393.90 | 80 |
| 10 | 02/07/2025 | 22:30:03 | 0.01,-136.94 | 0.26,-135.87 | 122.31 | 80 |
| 11 | 02/09/2025 | 10:49:05 | -0.01,-136.90 | 0.93,-141.11 | 479.60 | 80 |
| 12 | 02/10/2025 | 10:32:57 | -0.01,-136.89 | -0.06,-136.56 | 36.49 | 80 |
Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 1/27/2025
Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 01/27/2025 in txt file.
Historical Predications of SNOs between GOES-18 and NOAA-21