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: 4/29/2024
Index Date Time (HIMAWARI-9) HIMAWARI-9 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 04/30/2024 03:59:41 -0.01, 140.76 0.15, 141.42 75.51 80
2 05/02/2024 16:02:42 0.02, 140.76 0.01, 140.70 7.20 80
3 05/05/2024 04:03:12 -0.02, 140.76 -0.18, 139.94 92.99 80
4 05/06/2024 03:47:07 -0.01, 140.75 0.83, 144.47 424.69 80
5 05/07/2024 16:08:54 -0.00, 140.73 0.32, 139.21 173.32 80
6 05/08/2024 15:47:29 -0.00, 140.72 -0.69, 143.74 344.49 80
7 05/10/2024 04:09:23 0.01, 140.72 -0.52, 138.46 258.29 80
8 05/11/2024 03:53:18 0.01, 140.70 0.49, 142.99 260.15 80
9 05/12/2024 16:15:05 -0.01, 140.67 0.64, 137.72 336.25 80
10 05/13/2024 15:56:19 -0.00, 140.66 -0.38, 142.26 182.63 80

Figure of HIMAWARI-9 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 4/29/2024
SNOs_Map_HIMAWARI-9_NOAA-21_20240430.jpg

Download SNOs between HIMAWARI-9 and NOAA-21 since TLE EPOCH: 04/29/2024 in txt file.

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