Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/12/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/13/2025 21:15:28 -0.45, 61.42 -0.78, 62.79 156.34 80
2 10/15/2025 09:40:05 0.38, 61.42 -0.49, 57.51 446.30 80
3 10/16/2025 09:18:42 0.43, 61.43 0.59, 62.02 68.72 80
4 10/18/2025 21:24:27 -0.39, 61.46 -0.35, 61.30 18.61 80
5 10/19/2025 21:03:05 -0.43, 61.47 -1.43, 65.81 495.19 80
6 10/21/2025 09:27:40 0.36, 61.48 0.12, 60.54 107.97 80
7 10/22/2025 09:06:17 0.40, 61.49 1.20, 65.05 406.68 80
8 10/23/2025 21:30:46 -0.32, 61.51 0.05, 59.80 194.64 80
9 10/24/2025 21:09:22 -0.37, 61.53 -0.97, 64.33 318.36 80
10 10/26/2025 09:33:59 0.29, 61.57 -0.26, 59.04 287.41 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 10/12/2025
SNOs_Map_GOES-15_NPP_20251013.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 10/12/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP