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: 12/26/2024
Index Date Time (HIMAWARI-9) HIMAWARI-9 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 12/28/2024 16:04:46 0.02, 140.76 0.09, 140.58 21.63 80
2 12/29/2024 15:43:20 0.02, 140.76 -0.98, 145.10 495.67 80
3 12/31/2024 04:05:13 -0.02, 140.76 -0.26, 139.82 107.44 80
4 01/01/2025 03:49:07 -0.01, 140.75 0.82, 144.34 410.11 80
5 01/02/2025 16:10:53 0.01, 140.74 0.36, 139.08 188.47 80
6 01/03/2025 15:49:26 0.00, 140.73 -0.66, 143.62 329.32 80
7 01/05/2025 04:13:58 -0.00, 140.72 -0.55, 138.33 272.53 80
8 01/06/2025 03:52:32 0.01, 140.70 0.47, 142.87 245.99 80
9 01/07/2025 16:16:57 -0.00, 140.68 0.69, 137.60 350.74 80
10 01/08/2025 15:55:31 -0.00, 140.66 -0.34, 142.14 167.97 80

Figure of HIMAWARI-9 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 12/26/2024
SNOs_Map_HIMAWARI-9_NOAA-21_20241227.jpg

Download SNOs between HIMAWARI-9 and NOAA-21 since TLE EPOCH: 12/26/2024 in txt file.

Historical Predications of SNOs between HIMAWARI-9 and NOAA-21