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: 7/20/2024
Index Date Time (HIMAWARI-9) HIMAWARI-9 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 07/21/2024 16:03:33 -0.02, 140.75 0.02, 140.70 7.56 80
2 07/24/2024 04:04:05 0.01, 140.77 -0.20, 139.93 97.29 80
3 07/25/2024 03:48:01 0.01, 140.77 0.81, 144.46 419.33 80
4 07/26/2024 16:09:49 -0.01, 140.76 0.35, 139.19 179.06 80
5 07/27/2024 15:48:25 -0.01, 140.76 -0.66, 143.72 337.67 80
6 07/29/2024 04:10:22 0.01, 140.77 -0.49, 138.41 267.55 80
7 07/30/2024 03:54:17 0.01, 140.76 0.47, 142.96 249.72 80
8 07/31/2024 16:16:05 -0.00, 140.74 0.67, 137.69 347.49 80
9 08/01/2024 15:54:40 0.00, 140.73 -0.35, 142.22 169.95 80
10 08/03/2024 04:16:37 -0.01, 140.73 -0.84, 136.92 434.16 80

Figure of HIMAWARI-9 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 7/20/2024
SNOs_Map_HIMAWARI-9_NOAA-21_20240721.jpg

Download SNOs between HIMAWARI-9 and NOAA-21 since TLE EPOCH: 07/20/2024 in txt file.

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