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: 5/29/2025
| Index | Date | Time (HIMAWARI-9) | HIMAWARI-9 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 05/30/2025 | 03:54:24 | 0.02, 140.78 | 0.48, 142.92 | 244.27 | 80 |
| 2 | 05/31/2025 | 16:16:13 | -0.01, 140.78 | 0.70, 137.65 | 357.21 | 80 |
| 3 | 06/01/2025 | 15:54:50 | 0.00, 140.78 | -0.34, 142.17 | 159.57 | 80 |
| 4 | 06/03/2025 | 04:16:47 | -0.01, 140.76 | -0.86, 136.86 | 443.40 | 80 |
| 5 | 06/04/2025 | 04:00:42 | -0.01, 140.75 | 0.12, 141.40 | 73.98 | 80 |
| 6 | 06/06/2025 | 16:03:48 | 0.01, 140.72 | 0.00, 140.64 | 8.45 | 80 |
| 7 | 06/09/2025 | 04:04:22 | 0.01, 140.68 | -0.15, 139.86 | 92.75 | 80 |
| 8 | 06/10/2025 | 03:48:18 | 0.01, 140.66 | 0.83, 144.39 | 425.20 | 80 |
| 9 | 06/11/2025 | 16:10:07 | -0.01, 140.64 | 0.32, 139.11 | 173.34 | 80 |
| 10 | 06/12/2025 | 15:48:42 | -0.00, 140.62 | -0.67, 143.65 | 344.78 | 80 |
Figure of HIMAWARI-9 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 5/29/2025
Download SNOs between HIMAWARI-9 and NOAA-21 since TLE EPOCH: 05/29/2025 in txt file.
Historical Predications of SNOs between HIMAWARI-9 and NOAA-21