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: 12/2/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/03/2025 09:19:27 -0.13, 61.52 0.01, 62.15 72.45 80
2 12/05/2025 21:25:15 0.18, 61.45 0.21, 61.42 4.45 80
3 12/08/2025 09:28:32 -0.23, 61.48 -0.43, 60.64 96.09 80
4 12/09/2025 09:07:11 -0.17, 61.47 0.64, 65.16 419.62 80
5 12/10/2025 21:31:40 0.27, 61.40 0.62, 59.90 171.26 80
6 12/11/2025 21:10:18 0.21, 61.40 -0.45, 64.42 343.57 80
7 12/13/2025 09:34:57 -0.31, 61.45 -0.83, 59.13 264.71 80
8 12/14/2025 09:13:35 -0.26, 61.44 0.25, 63.64 251.01 80
9 12/15/2025 21:38:05 0.36, 61.36 1.01, 58.38 338.77 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 12/2/2025
SNOs_Map_GOES-15_NPP_20251203.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 12/02/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP