Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/9/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/10/2025 07:25:21 -0.05, -90.17 -0.26, -89.29 101.27 80
2 07/12/2025 19:25:48 0.05, -88.86 -0.21, -89.98 128.72 80
3 07/13/2025 19:09:42 0.05, -88.33 0.68, -85.42 330.90 80
4 07/15/2025 07:28:47 -0.06, -87.51 0.67, -90.65 358.92 80
5 07/16/2025 07:12:40 -0.05, -86.98 -0.22, -86.09 100.98 80
6 07/18/2025 19:13:08 0.06, -85.68 -0.19, -86.80 127.93 80
7 07/19/2025 18:57:02 0.06, -85.16 0.71, -82.24 331.91 80
8 07/21/2025 07:16:07 -0.07, -84.34 0.64, -87.47 357.63 80
9 07/22/2025 07:00:01 -0.07, -83.81 -0.26, -82.91 102.24 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 7/9/2025
SNOs_Map_GOES-17_NPP_20250710.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 07/09/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP