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: 12/5/2025
| Index | Date | Time (GOES-17) | GOES-17 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 12/05/2025 | 07:21:04 | 0.07, -89.50 | 0.02, -89.24 | 29.53 | 80 |
| 2 | 12/07/2025 | 19:27:00 | -0.10, -89.49 | -0.21, -90.03 | 60.48 | 80 |
| 3 | 12/08/2025 | 19:05:38 | -0.06, -89.50 | 0.84, -85.51 | 455.07 | 80 |
| 4 | 12/10/2025 | 07:30:07 | 0.12, -89.51 | 0.38, -90.77 | 142.99 | 80 |
| 5 | 12/11/2025 | 07:08:44 | 0.09, -89.52 | -0.67, -86.26 | 372.48 | 80 |
| 6 | 12/12/2025 | 19:33:22 | -0.14, -89.52 | -0.59, -91.55 | 231.45 | 80 |
| 7 | 12/13/2025 | 19:11:59 | -0.11, -89.53 | 0.46, -87.03 | 285.06 | 80 |
| 8 | 12/15/2025 | 07:36:27 | 0.17, -89.56 | 0.81, -92.29 | 310.96 | 80 |
| 9 | 12/16/2025 | 07:15:05 | 0.14, -89.57 | -0.25, -87.77 | 205.03 | 80 |
| 10 | 12/17/2025 | 19:39:42 | -0.20, -89.56 | -0.99, -93.07 | 399.23 | 80 |
| 11 | 12/18/2025 | 19:18:20 | -0.17, -89.58 | 0.07, -88.55 | 117.48 | 80 |
Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 12/5/2025
Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 12/05/2025 in txt file.
Historical Predications of SNOs between GOES-17 and NOAA-21