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: 11/2/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 11/02/2025 19:09:02 0.17, -89.52 1.07, -85.56 451.42 80
2 11/04/2025 07:33:31 -0.13, -89.51 0.16, -90.81 148.81 80
3 11/05/2025 07:12:07 -0.15, -89.51 -0.89, -86.29 367.44 80
4 11/06/2025 19:36:44 0.11, -89.53 -0.33, -91.58 233.22 80
5 11/07/2025 19:15:19 0.13, -89.53 0.66, -87.04 283.52 80
6 11/09/2025 07:39:47 -0.09, -89.53 0.56, -92.30 315.92 80
7 11/10/2025 07:18:24 -0.12, -89.54 -0.49, -87.77 200.39 80
8 11/11/2025 19:43:00 0.07, -89.55 -0.71, -93.07 400.39 80
9 11/12/2025 19:21:37 0.10, -89.57 0.34, -88.54 117.02 80
10 11/14/2025 07:46:05 -0.06, -89.59 0.87, -93.80 479.96 80
11 11/15/2025 07:24:41 -0.08, -89.60 -0.13, -89.26 37.46 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 11/2/2025
SNOs_Map_GOES-17_NPP_20251103.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 11/02/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP