Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between GOES-17 and NOAA-21 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 11/8/2025
| Index | Date | Time (GOES-17) | GOES-17 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 11/09/2025 | 07:07:46 | -0.14, -89.49 | -0.88, -86.09 | 386.26 | 80 |
| 2 | 11/10/2025 | 19:32:26 | 0.09, -89.50 | -0.32, -91.41 | 217.33 | 80 |
| 3 | 11/11/2025 | 19:11:04 | 0.12, -89.51 | 0.68, -86.89 | 297.99 | 80 |
| 4 | 11/13/2025 | 07:35:34 | -0.08, -89.50 | 0.51, -92.16 | 302.98 | 80 |
| 5 | 11/14/2025 | 07:14:11 | -0.11, -89.50 | -0.50, -87.64 | 212.26 | 80 |
| 6 | 11/15/2025 | 19:38:52 | 0.06, -89.52 | -0.69, -92.95 | 390.61 | 80 |
| 7 | 11/16/2025 | 19:17:29 | 0.08, -89.54 | 0.32, -88.43 | 125.59 | 80 |
| 8 | 11/18/2025 | 07:41:59 | -0.03, -89.55 | 0.92, -93.69 | 473.31 | 80 |
| 9 | 11/19/2025 | 07:20:37 | -0.06, -89.55 | -0.15, -89.18 | 42.34 | 80 |
| 10 | 11/21/2025 | 19:26:34 | 0.03, -89.58 | -0.06, -89.97 | 44.60 | 80 |
Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 11/8/2025
Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 11/08/2025 in txt file.
Historical Predications of SNOs between GOES-17 and NOAA-21