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: 6/9/2025
| Index | Date | Time (HIMAWARI-9) | HIMAWARI-9 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 06/10/2025 | 03:48:18 | 0.02, 140.76 | 0.83, 144.39 | 413.81 | 80 |
| 2 | 06/11/2025 | 16:10:06 | -0.02, 140.77 | 0.36, 139.13 | 187.69 | 80 |
| 3 | 06/12/2025 | 15:48:42 | -0.01, 140.77 | -0.68, 143.65 | 328.20 | 80 |
| 4 | 06/14/2025 | 04:10:40 | 0.01, 140.78 | -0.52, 138.34 | 277.03 | 80 |
| 5 | 06/15/2025 | 03:54:35 | 0.00, 140.77 | 0.46, 142.88 | 239.48 | 80 |
| 6 | 06/16/2025 | 16:16:24 | 0.00, 140.76 | 0.72, 137.61 | 360.43 | 80 |
| 7 | 06/17/2025 | 15:55:00 | 0.01, 140.76 | -0.32, 142.13 | 156.35 | 80 |
| 8 | 06/19/2025 | 04:16:57 | -0.01, 140.75 | -0.88, 136.82 | 448.13 | 80 |
| 9 | 06/20/2025 | 04:00:53 | -0.01, 140.75 | 0.11, 141.35 | 69.07 | 80 |
| 10 | 06/22/2025 | 16:03:58 | -0.00, 140.72 | 0.02, 140.60 | 12.73 | 80 |
Figure of HIMAWARI-9 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 6/9/2025
Download SNOs between HIMAWARI-9 and NOAA-21 since TLE EPOCH: 06/09/2025 in txt file.
Historical Predications of SNOs between HIMAWARI-9 and NOAA-21