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: 11/20/2025
| Index | Date | Time (GOES-17) | GOES-17 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 11/21/2025 | 19:26:33 | 0.03, -89.50 | -0.09, -89.96 | 52.51 | 80 |
| 2 | 11/22/2025 | 19:05:11 | 0.06, -89.50 | 0.99, -85.45 | 462.71 | 80 |
| 3 | 11/24/2025 | 07:29:41 | -0.00, -89.50 | 0.24, -90.71 | 137.77 | 80 |
| 4 | 11/25/2025 | 07:08:18 | -0.04, -89.50 | -0.78, -86.19 | 376.99 | 80 |
| 5 | 11/26/2025 | 19:32:58 | -0.01, -89.50 | -0.44, -91.50 | 227.12 | 80 |
| 6 | 11/27/2025 | 19:11:35 | 0.02, -89.51 | 0.59, -86.98 | 288.50 | 80 |
| 7 | 11/29/2025 | 07:36:04 | 0.04, -89.52 | 0.64, -92.24 | 310.28 | 80 |
| 8 | 11/30/2025 | 07:14:42 | 0.01, -89.52 | -0.39, -87.72 | 204.98 | 80 |
| 9 | 12/01/2025 | 19:39:20 | -0.06, -89.52 | -0.87, -93.02 | 399.18 | 80 |
| 10 | 12/02/2025 | 19:17:58 | -0.04, -89.53 | 0.17, -88.50 | 116.70 | 80 |
| 11 | 12/04/2025 | 07:42:27 | 0.09, -89.55 | 1.06, -93.77 | 481.25 | 80 |
Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 11/20/2025
Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 11/20/2025 in txt file.
Historical Predications of SNOs between GOES-17 and NOAA-21