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: 7/9/2025
| Index | Date | Time (GOES-18) | GOES-18 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 07/10/2025 | 10:19:04 | -0.02,-137.00 | -0.69,-133.94 | 348.11 | 80 |
| 2 | 07/11/2025 | 22:41:02 | 0.03,-137.00 | -0.46,-139.26 | 257.37 | 80 |
| 3 | 07/12/2025 | 22:24:58 | 0.03,-137.00 | 0.55,-134.73 | 258.47 | 80 |
| 4 | 07/14/2025 | 10:44:05 | -0.04,-136.99 | 0.65,-140.00 | 343.09 | 80 |
| 5 | 07/15/2025 | 10:28:00 | -0.03,-136.98 | -0.35,-135.46 | 172.50 | 80 |
| 6 | 07/16/2025 | 22:47:19 | 0.04,-136.97 | -0.79,-140.78 | 433.86 | 80 |
| 7 | 07/17/2025 | 22:31:14 | 0.04,-136.96 | 0.22,-136.25 | 81.34 | 80 |
| 8 | 07/20/2025 | 10:31:37 | -0.05,-136.92 | -0.02,-136.98 | 7.28 | 80 |
| 9 | 07/22/2025 | 22:34:50 | 0.06,-136.88 | -0.15,-137.76 | 101.34 | 80 |
Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 7/9/2025
Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 07/09/2025 in txt file.
Historical Predications of SNOs between GOES-18 and NOAA-21