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: 7/22/2025
Index | Date | Time (HIMAWARI-9) | HIMAWARI-9 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
1 | 07/24/2025 | 16:04:10 | -0.05, 140.79 | -0.02, 140.55 | 26.65 | 80 |
2 | 07/25/2025 | 15:42:45 | -0.05, 140.78 | -1.03, 145.08 | 490.77 | 80 |
3 | 07/27/2025 | 04:04:43 | 0.05, 140.73 | -0.14, 139.77 | 108.86 | 80 |
4 | 07/28/2025 | 03:48:38 | 0.05, 140.71 | 0.87, 144.30 | 409.37 | 80 |
5 | 07/29/2025 | 16:10:26 | -0.05, 140.71 | 0.33, 139.03 | 190.84 | 80 |
6 | 07/30/2025 | 15:49:01 | -0.05, 140.69 | -0.69, 143.56 | 327.55 | 80 |
7 | 08/01/2025 | 04:10:58 | 0.05, 140.63 | -0.47, 138.25 | 270.97 | 80 |
8 | 08/02/2025 | 03:54:54 | 0.06, 140.61 | 0.55, 142.78 | 247.88 | 80 |
9 | 08/03/2025 | 16:16:42 | -0.06, 140.59 | 0.60, 137.51 | 351.31 | 80 |
10 | 08/04/2025 | 15:55:18 | -0.06, 140.57 | -0.41, 142.03 | 167.47 | 80 |
Figure of HIMAWARI-9 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 7/22/2025
Download SNOs between HIMAWARI-9 and NOAA-21 since TLE EPOCH: 07/22/2025 in txt file.
Historical Predications of SNOs between HIMAWARI-9 and NOAA-21