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: 10/18/2025
| Index | Date | Time (GOES-17) | GOES-17 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 10/20/2025 | 19:26:28 | 0.20, -89.52 | 0.09, -90.01 | 55.08 | 80 |
| 2 | 10/21/2025 | 19:05:03 | 0.22, -89.53 | 1.15, -85.48 | 462.58 | 80 |
| 3 | 10/23/2025 | 07:29:27 | -0.19, -89.52 | 0.07, -90.73 | 137.61 | 80 |
| 4 | 10/24/2025 | 07:08:01 | -0.20, -89.52 | -0.93, -86.19 | 379.54 | 80 |
| 5 | 10/25/2025 | 19:32:35 | 0.17, -89.55 | -0.25, -91.48 | 219.63 | 80 |
| 6 | 10/26/2025 | 19:11:08 | 0.19, -89.56 | 0.76, -86.94 | 298.06 | 80 |
| 7 | 10/28/2025 | 07:35:33 | -0.16, -89.55 | 0.44, -92.19 | 301.05 | 80 |
| 8 | 10/29/2025 | 07:14:07 | -0.18, -89.56 | -0.62, -87.66 | 216.25 | 80 |
| 9 | 10/30/2025 | 19:38:41 | 0.15, -89.58 | -0.61, -92.94 | 383.05 | 80 |
| 10 | 10/31/2025 | 19:17:15 | 0.17, -89.60 | 0.47, -88.42 | 135.13 | 80 |
Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/18/2025
Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 10/18/2025 in txt file.
Historical Predications of SNOs between GOES-17 and NOAA-21