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: 9/20/2025
| Index | Date | Time (GOES-17) | GOES-17 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 09/21/2025 | 07:30:06 | -0.24, -89.48 | 0.08, -90.91 | 162.78 | 80 |
| 2 | 09/22/2025 | 07:08:40 | -0.24, -89.49 | -0.93, -86.37 | 354.27 | 80 |
| 3 | 09/23/2025 | 19:30:36 | 0.24, -89.53 | -0.23, -91.68 | 244.04 | 80 |
| 4 | 09/24/2025 | 19:14:30 | 0.24, -89.54 | 0.78, -87.14 | 273.46 | 80 |
| 5 | 09/26/2025 | 07:36:18 | -0.23, -89.52 | 0.39, -92.41 | 329.30 | 80 |
| 6 | 09/27/2025 | 07:14:52 | -0.24, -89.52 | -0.62, -87.88 | 187.82 | 80 |
| 7 | 09/28/2025 | 19:39:26 | 0.23, -89.56 | -0.59, -93.17 | 410.93 | 80 |
| 8 | 09/29/2025 | 19:18:02 | 0.24, -89.57 | 0.48, -88.64 | 106.63 | 80 |
| 9 | 10/01/2025 | 07:42:28 | -0.23, -89.55 | 0.73, -93.90 | 495.25 | 80 |
| 10 | 10/02/2025 | 07:21:03 | -0.24, -89.56 | -0.28, -89.37 | 22.03 | 80 |
| 11 | 10/04/2025 | 19:24:13 | 0.24, -89.62 | 0.15, -90.14 | 58.63 | 80 |
Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 9/20/2025
Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 09/20/2025 in txt file.
Historical Predications of SNOs between GOES-17 and NOAA-21