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: 11/15/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 11/17/2025 19:30:32 0.05, -89.51 -0.04, -90.02 58.05 80
2 11/18/2025 19:09:07 0.08, -89.51 0.98, -85.49 458.84 80
3 11/20/2025 07:33:34 -0.03, -89.51 0.25, -90.74 139.77 80
4 11/21/2025 07:12:11 -0.06, -89.51 -0.82, -86.22 376.50 80
5 11/22/2025 19:36:46 0.00, -89.52 -0.41, -91.50 224.78 80
6 11/23/2025 19:15:22 0.03, -89.53 0.61, -86.97 292.16 80
7 11/25/2025 07:39:49 0.02, -89.54 0.60, -92.22 305.18 80
8 11/26/2025 07:18:25 -0.01, -89.54 -0.43, -87.69 211.35 80
9 11/27/2025 19:43:00 -0.04, -89.55 -0.80, -92.97 390.03 80
10 11/28/2025 19:21:36 -0.01, -89.56 0.23, -88.44 127.41 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 11/15/2025
SNOs_Map_GOES-17_NPP_20251116.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 11/15/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP