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: 10/4/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/05/2025 09:27:25 0.48, 61.35 0.30, 60.51 95.87 80
2 10/06/2025 09:06:02 0.51, 61.35 1.36, 65.03 419.79 80
3 10/07/2025 21:30:30 -0.46, 61.38 -0.09, 59.78 182.95 80
4 10/08/2025 21:09:08 -0.49, 61.39 -1.15, 64.29 331.20 80
5 10/10/2025 09:33:44 0.43, 61.39 -0.13, 59.01 271.69 80
6 10/11/2025 09:12:22 0.46, 61.40 0.95, 63.53 242.95 80
7 10/12/2025 21:36:50 -0.40, 61.43 0.32, 58.28 359.55 80
8 10/13/2025 21:15:28 -0.44, 61.45 -0.75, 62.79 153.77 80
9 10/15/2025 09:40:04 0.38, 61.46 -0.51, 57.51 450.96 80
10 10/16/2025 09:18:42 0.42, 61.47 0.58, 62.02 63.60 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 10/4/2025
SNOs_Map_GOES-15_NPP_20251005.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 10/04/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP