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: 10/22/2025
| Index | Date | Time (GOES-17) | GOES-17 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 10/23/2025 | 07:29:27 | -0.19, -89.50 | 0.06, -90.73 | 139.65 | 80 |
| 2 | 10/24/2025 | 07:08:01 | -0.20, -89.49 | -0.94, -86.19 | 376.62 | 80 |
| 3 | 10/25/2025 | 19:32:35 | 0.17, -89.51 | -0.24, -91.48 | 224.20 | 80 |
| 4 | 10/26/2025 | 19:11:09 | 0.19, -89.51 | 0.76, -86.94 | 292.55 | 80 |
| 5 | 10/28/2025 | 07:35:33 | -0.16, -89.49 | 0.44, -92.19 | 307.76 | 80 |
| 6 | 10/29/2025 | 07:14:06 | -0.18, -89.48 | -0.57, -87.65 | 208.66 | 80 |
| 7 | 10/30/2025 | 19:38:41 | 0.15, -89.50 | -0.60, -92.94 | 392.23 | 80 |
| 8 | 10/31/2025 | 19:17:14 | 0.17, -89.50 | 0.41, -88.40 | 124.99 | 80 |
| 9 | 11/02/2025 | 07:41:38 | -0.14, -89.50 | 0.77, -93.66 | 473.56 | 80 |
| 10 | 11/03/2025 | 07:20:12 | -0.16, -89.50 | -0.24, -89.12 | 43.37 | 80 |
| 11 | 11/05/2025 | 19:25:59 | 0.13, -89.51 | 0.04, -89.86 | 40.08 | 80 |
Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/22/2025
Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 10/22/2025 in txt file.
Historical Predications of SNOs between GOES-17 and NOAA-21