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: 3/12/2024
Index Date Time (HIMAWARI-9) HIMAWARI-9 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 03/12/2024 04:16:59 -0.03, 140.75 0.00, 136.69 450.81 0
2 03/13/2024 03:59:20 -0.02, 140.74 0.13, 141.42 77.80 80
3 03/15/2024 16:02:26 0.03, 140.71 0.05, 140.68 4.59 80
4 03/18/2024 04:03:01 -0.04, 140.67 -0.23, 139.90 89.14 80
5 03/19/2024 03:46:57 -0.04, 140.66 0.79, 144.42 428.89 80
6 03/20/2024 16:08:47 0.05, 140.63 0.39, 139.15 168.67 80
7 03/21/2024 15:47:23 0.05, 140.61 -0.62, 143.68 349.75 80
8 03/23/2024 04:09:21 -0.05, 140.57 -0.55, 138.37 251.02 80
9 03/24/2024 03:53:18 -0.05, 140.54 0.47, 142.89 268.12 80
10 03/25/2024 16:15:07 0.05, 140.49 0.70, 137.62 327.61 80

Figure of HIMAWARI-9 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 3/12/2024
SNOs_Map_HIMAWARI-9_NOAA-21_20240312.jpg

Download SNOs between HIMAWARI-9 and NOAA-21 since TLE EPOCH: 03/12/2024 in txt file.

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