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: 8/2/2025
| Index | Date | Time (HIMAWARI-9) | HIMAWARI-9 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 08/03/2025 | 16:16:40 | -0.01, 140.76 | 0.70, 137.53 | 367.57 | 80 |
| 2 | 08/04/2025 | 15:55:16 | -0.01, 140.77 | -0.32, 142.06 | 147.90 | 80 |
| 3 | 08/06/2025 | 04:17:12 | 0.00, 140.78 | -0.88, 136.76 | 457.61 | 80 |
| 4 | 08/07/2025 | 04:01:08 | 0.00, 140.78 | 0.14, 141.29 | 58.44 | 80 |
| 5 | 08/09/2025 | 16:04:11 | 0.01, 140.79 | 0.04, 140.55 | 26.41 | 80 |
| 6 | 08/10/2025 | 15:42:46 | 0.01, 140.79 | -0.98, 145.08 | 490.00 | 80 |
| 7 | 08/12/2025 | 04:04:41 | -0.01, 140.79 | -0.26, 139.79 | 114.11 | 80 |
| 8 | 08/13/2025 | 03:48:37 | -0.01, 140.78 | 0.77, 144.32 | 402.87 | 80 |
| 9 | 08/14/2025 | 16:10:25 | 0.01, 140.77 | 0.38, 139.04 | 196.64 | 80 |
| 10 | 08/15/2025 | 15:49:00 | 0.01, 140.77 | -0.59, 143.58 | 320.30 | 80 |
Figure of HIMAWARI-9 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 8/2/2025
Download SNOs between HIMAWARI-9 and NOAA-21 since TLE EPOCH: 08/02/2025 in txt file.
Historical Predications of SNOs between HIMAWARI-9 and NOAA-21