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: 7/23/2025
Index | Date | Time (HIMAWARI-9) | HIMAWARI-9 Lat,Lon | NOAA-21 Lat,Lon | Distance(km) | Time Diff (sec) |
1 | 07/24/2025 | 16:04:09 | -0.05, 140.80 | 0.01, 140.55 | 28.21 | 80 |
2 | 07/25/2025 | 15:42:45 | -0.05, 140.80 | -1.00, 145.09 | 488.51 | 80 |
3 | 07/27/2025 | 04:04:42 | 0.05, 140.76 | -0.17, 139.78 | 111.88 | 80 |
4 | 07/28/2025 | 03:48:38 | 0.05, 140.74 | 0.84, 144.31 | 405.79 | 80 |
5 | 07/29/2025 | 16:10:25 | -0.05, 140.75 | 0.36, 139.04 | 195.33 | 80 |
6 | 07/30/2025 | 15:49:01 | -0.05, 140.74 | -0.66, 143.57 | 322.56 | 80 |
7 | 08/01/2025 | 04:10:58 | 0.06, 140.68 | -0.50, 138.26 | 276.78 | 80 |
8 | 08/02/2025 | 03:54:53 | 0.06, 140.67 | 0.52, 142.79 | 241.55 | 80 |
9 | 08/03/2025 | 16:16:42 | -0.06, 140.66 | 0.63, 137.51 | 358.51 | 80 |
10 | 08/04/2025 | 15:55:17 | -0.07, 140.64 | -0.39, 142.04 | 159.70 | 80 |
11 | 08/06/2025 | 04:17:14 | 0.07, 140.59 | -0.81, 136.74 | 439.31 | 80 |
Figure of HIMAWARI-9 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 7/23/2025
Download SNOs between HIMAWARI-9 and NOAA-21 since TLE EPOCH: 07/23/2025 in txt file.
Historical Predications of SNOs between HIMAWARI-9 and NOAA-21