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: 9/11/2025
| Index | Date | Time (GOES-17) | GOES-17 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 09/11/2025 | 07:15:02 | -0.22, -89.48 | -0.58, -87.92 | 178.47 | 80 |
| 2 | 09/12/2025 | 19:36:57 | 0.22, -89.52 | -0.59, -93.22 | 421.12 | 80 |
| 3 | 09/13/2025 | 19:20:52 | 0.23, -89.52 | 0.41, -88.68 | 95.41 | 80 |
| 4 | 09/16/2025 | 07:21:14 | -0.23, -89.48 | -0.22, -89.41 | 7.69 | 80 |
| 5 | 09/18/2025 | 19:24:24 | 0.24, -89.52 | 0.12, -90.19 | 75.07 | 80 |
| 6 | 09/19/2025 | 19:08:19 | 0.24, -89.53 | 1.12, -85.65 | 442.49 | 80 |
| 7 | 09/21/2025 | 07:30:06 | -0.24, -89.51 | 0.06, -90.92 | 160.13 | 80 |
| 8 | 09/22/2025 | 07:08:41 | -0.24, -89.52 | -0.95, -86.38 | 357.44 | 80 |
| 9 | 09/23/2025 | 19:30:36 | 0.24, -89.57 | -0.21, -91.69 | 240.56 | 80 |
| 10 | 09/24/2025 | 19:14:31 | 0.24, -89.58 | 0.80, -87.15 | 277.49 | 80 |
Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 9/11/2025
Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 09/11/2025 in txt file.
Historical Predications of SNOs between GOES-17 and NOAA-21