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: 8/19/2025
| Index | Date | Time (GOES-17) | GOES-17 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 08/20/2025 | 07:27:38 | -0.18, -89.46 | 0.14, -90.96 | 170.37 | 80 |
| 2 | 08/21/2025 | 07:11:33 | -0.18, -89.46 | -0.84, -86.42 | 345.91 | 80 |
| 3 | 08/22/2025 | 19:30:49 | 0.18, -89.51 | -0.32, -91.73 | 253.34 | 80 |
| 4 | 08/23/2025 | 19:14:45 | 0.18, -89.51 | 0.71, -87.20 | 263.64 | 80 |
| 5 | 08/25/2025 | 07:36:32 | -0.19, -89.48 | 0.50, -92.46 | 341.10 | 80 |
| 6 | 08/26/2025 | 07:17:33 | -0.19, -89.48 | -0.53, -87.94 | 176.08 | 66 |
| 7 | 08/27/2025 | 19:37:03 | 0.19, -89.54 | -0.66, -93.23 | 422.25 | 80 |
| 8 | 08/28/2025 | 19:20:58 | 0.19, -89.54 | 0.37, -88.71 | 95.17 | 80 |
| 9 | 08/31/2025 | 07:21:21 | -0.20, -89.52 | -0.19, -89.44 | 8.57 | 80 |
| 10 | 09/02/2025 | 19:24:32 | 0.21, -89.58 | 0.05, -90.22 | 72.83 | 80 |
Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 8/19/2025
Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 08/19/2025 in txt file.
Historical Predications of SNOs between GOES-17 and NOAA-21