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: 10/30/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/31/2025 09:40:15 0.23, 61.60 -0.68, 57.56 460.78 80
2 11/01/2025 09:18:53 0.28, 61.61 0.42, 62.08 53.71 80
3 11/03/2025 21:24:37 -0.24, 61.64 -0.17, 61.36 32.00 80
4 11/04/2025 21:03:13 -0.28, 61.66 -1.21, 65.88 480.77 80
5 11/06/2025 09:27:49 0.19, 61.71 -0.05, 60.60 126.04 80
6 11/07/2025 09:06:25 0.24, 61.73 1.00, 65.13 387.31 80
7 11/08/2025 21:30:52 -0.15, 61.74 0.28, 59.89 212.35 80
8 11/09/2025 21:09:29 -0.20, 61.78 -0.77, 64.41 299.59 80
9 11/11/2025 09:34:04 0.11, 61.85 -0.49, 59.13 309.58 80
10 11/12/2025 09:12:41 0.17, 61.87 0.57, 63.65 203.52 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 10/30/2025
SNOs_Map_GOES-15_NPP_20251031.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 10/30/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP