Simultaneous Nadir Overpasses (SNOs) Predictions
Prediction of SNOs between HIMAWARI-9 and NOAA-21 Satellite Orbit:
Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/26/2025
| Index | Date | Time (HIMAWARI-9) | HIMAWARI-9 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 10/28/2025 | 16:00:29 | -0.02, 140.76 | -0.02, 140.84 | 8.86 | 80 |
| 2 | 10/31/2025 | 04:03:37 | 0.02, 140.79 | -0.15, 140.09 | 80.45 | 80 |
| 3 | 11/01/2025 | 03:47:31 | 0.02, 140.79 | 0.86, 144.63 | 436.85 | 80 |
| 4 | 11/02/2025 | 16:09:16 | -0.03, 140.77 | 0.26, 139.36 | 159.66 | 80 |
| 5 | 11/03/2025 | 15:47:49 | -0.03, 140.77 | -0.75, 143.90 | 357.89 | 80 |
| 6 | 11/05/2025 | 04:12:23 | 0.01, 140.78 | -0.47, 138.62 | 246.71 | 80 |
| 7 | 11/06/2025 | 03:50:56 | -0.00, 140.78 | 0.55, 143.16 | 271.37 | 80 |
| 8 | 11/07/2025 | 16:15:21 | 0.01, 140.75 | 0.63, 137.90 | 324.35 | 80 |
| 9 | 11/08/2025 | 15:53:54 | 0.00, 140.75 | -0.39, 142.44 | 193.38 | 80 |
Figure of HIMAWARI-9 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/26/2025
Download SNOs between HIMAWARI-9 and NOAA-21 since TLE EPOCH: 10/26/2025 in txt file.
Historical Predications of SNOs between HIMAWARI-9 and NOAA-21