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: 6/27/2025
| Index | Date | Time (HIMAWARI-9) | HIMAWARI-9 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
| 1 | 06/28/2025 | 15:48:51 | -0.03, 140.76 | -0.65, 143.62 | 325.45 | 80 |
| 2 | 06/30/2025 | 04:10:49 | 0.04, 140.74 | -0.50, 138.30 | 278.35 | 80 |
| 3 | 07/01/2025 | 03:54:44 | 0.04, 140.73 | 0.50, 142.83 | 239.09 | 80 |
| 4 | 07/02/2025 | 16:16:33 | -0.04, 140.71 | 0.65, 137.56 | 359.31 | 80 |
| 5 | 07/03/2025 | 15:55:08 | -0.04, 140.70 | -0.34, 142.09 | 158.36 | 80 |
| 6 | 07/05/2025 | 04:17:06 | 0.05, 140.68 | -0.80, 136.77 | 444.47 | 80 |
| 7 | 07/06/2025 | 04:01:02 | 0.05, 140.66 | 0.20, 141.30 | 73.54 | 80 |
| 8 | 07/08/2025 | 16:04:06 | -0.06, 140.61 | -0.05, 140.56 | 5.89 | 80 |
| 9 | 07/11/2025 | 04:04:40 | 0.07, 140.56 | -0.09, 139.77 | 89.90 | 80 |
Figure of HIMAWARI-9 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 6/27/2025
Download SNOs between HIMAWARI-9 and NOAA-21 since TLE EPOCH: 06/27/2025 in txt file.
Historical Predications of SNOs between HIMAWARI-9 and NOAA-21