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: 6/16/2025
| Index | Date | Time (HIMAWARI-9) | HIMAWARI-9 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 06/17/2025 | 15:55:00 | -0.02, 140.76 | -0.32, 142.13 | 156.43 | 80 |
| 2 | 06/19/2025 | 04:16:58 | 0.02, 140.74 | -0.83, 136.81 | 446.81 | 80 |
| 3 | 06/20/2025 | 04:00:54 | 0.02, 140.73 | 0.16, 141.35 | 70.63 | 80 |
| 4 | 06/22/2025 | 16:01:17 | -0.03, 140.70 | 0.02, 140.61 | 11.57 | 80 |
| 5 | 06/25/2025 | 04:04:31 | 0.04, 140.67 | -0.16, 139.82 | 96.70 | 80 |
| 6 | 06/26/2025 | 03:48:28 | 0.03, 140.65 | 0.89, 144.34 | 421.35 | 80 |
| 7 | 06/27/2025 | 16:10:15 | -0.04, 140.62 | 0.33, 139.08 | 176.40 | 80 |
| 8 | 06/28/2025 | 15:48:52 | -0.03, 140.60 | -0.73, 143.60 | 342.20 | 80 |
| 9 | 06/30/2025 | 04:10:49 | 0.04, 140.56 | -0.47, 138.29 | 259.05 | 80 |
Figure of HIMAWARI-9 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 6/16/2025
Download SNOs between HIMAWARI-9 and NOAA-21 since TLE EPOCH: 06/16/2025 in txt file.
Historical Predications of SNOs between HIMAWARI-9 and NOAA-21