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: 11/29/2025
| Index | Date | Time (HIMAWARI-9) | HIMAWARI-9 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 12/02/2025 | 04:04:22 | -0.02, 140.77 | -0.17, 139.95 | 93.06 | 80 |
| 2 | 12/03/2025 | 03:48:18 | -0.02, 140.77 | 0.80, 144.49 | 422.91 | 80 |
| 3 | 12/04/2025 | 16:10:09 | 0.03, 140.76 | 0.36, 139.21 | 176.68 | 80 |
| 4 | 12/05/2025 | 15:48:45 | 0.02, 140.76 | -0.62, 143.74 | 339.06 | 80 |
| 5 | 12/07/2025 | 04:10:44 | -0.03, 140.77 | -0.57, 138.43 | 267.36 | 80 |
| 6 | 12/08/2025 | 03:52:02 | -0.02, 140.76 | 0.47, 142.95 | 249.08 | 80 |
| 7 | 12/09/2025 | 16:16:32 | 0.03, 140.73 | 0.70, 137.67 | 348.77 | 80 |
| 8 | 12/10/2025 | 15:55:09 | 0.02, 140.72 | -0.29, 142.20 | 168.15 | 80 |
| 9 | 12/12/2025 | 04:19:48 | -0.03, 140.71 | -0.88, 136.88 | 436.34 | 80 |
| 10 | 12/13/2025 | 03:58:25 | -0.02, 140.69 | 0.11, 141.41 | 81.49 | 80 |
Figure of HIMAWARI-9 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 11/29/2025
Download SNOs between HIMAWARI-9 and NOAA-21 since TLE EPOCH: 11/29/2025 in txt file.
Historical Predications of SNOs between HIMAWARI-9 and NOAA-21