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: 11/10/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 11/11/2025 19:43:00 0.07, -89.49 -0.71, -93.06 406.45 80
2 11/12/2025 19:21:36 0.10, -89.50 0.35, -88.54 109.93 80
3 11/14/2025 07:46:04 -0.06, -89.49 0.91, -93.79 489.41 80
4 11/15/2025 07:24:40 -0.08, -89.50 -0.15, -89.26 26.82 80
5 11/17/2025 19:30:32 0.06, -89.52 -0.03, -90.02 57.30 80
6 11/18/2025 19:09:08 0.08, -89.52 0.97, -85.49 459.82 80
7 11/20/2025 07:33:35 -0.03, -89.53 0.27, -90.74 138.24 80
8 11/21/2025 07:12:11 -0.06, -89.53 -0.81, -86.22 378.23 80
9 11/22/2025 19:36:47 0.00, -89.54 -0.44, -91.50 222.97 80
10 11/23/2025 19:15:23 0.03, -89.55 0.64, -86.98 294.19 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 11/10/2025
SNOs_Map_GOES-17_NPP_20251111.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 11/10/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP