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: 8/23/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/24/2025 19:22:14 0.19, -89.51 0.43, -88.38 129.22 80
2 08/26/2025 07:44:00 -0.19, -89.48 0.77, -93.63 474.11 80
3 08/27/2025 07:22:36 -0.19, -89.48 -0.28, -89.10 43.34 80
4 08/29/2025 19:25:48 0.20, -89.54 0.15, -89.87 37.61 80
5 08/30/2025 19:09:42 0.20, -89.54 1.14, -85.33 480.08 80
6 09/01/2025 07:31:29 -0.20, -89.51 0.05, -90.59 122.98 80
7 09/02/2025 07:10:04 -0.21, -89.52 -1.00, -86.06 394.48 80
8 09/03/2025 19:32:00 0.21, -89.57 -0.17, -91.36 203.88 80
9 09/04/2025 19:15:55 0.22, -89.58 0.82, -86.82 313.98 80
10 09/06/2025 07:37:41 -0.22, -89.55 0.37, -92.07 288.12 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 8/23/2025
SNOs_Map_GOES-17_NPP_20250824.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 08/23/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP