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: 8/22/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/23/2025 09:29:30 0.54, 61.70 -0.01, 59.20 284.03 80
2 08/24/2025 09:13:24 0.53, 61.71 0.98, 63.75 231.29 80
3 08/25/2025 21:35:11 -0.54, 61.80 0.22, 58.49 377.87 80
4 08/26/2025 21:13:46 -0.54, 61.83 -0.83, 63.02 136.65 80
5 08/28/2025 09:35:43 0.54, 61.80 -0.35, 57.72 464.15 80
6 08/29/2025 09:19:37 0.54, 61.82 0.64, 62.26 50.62 80
7 08/31/2025 21:22:38 -0.55, 61.93 -0.43, 61.55 44.75 80
8 09/01/2025 21:01:14 -0.55, 61.96 -1.48, 66.08 468.73 80
9 09/03/2025 09:23:10 0.55, 61.95 0.31, 60.77 133.78 80
10 09/04/2025 09:07:04 0.56, 61.98 1.31, 65.32 380.12 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 8/22/2025
SNOs_Map_GOES-15_NPP_20250823.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 08/22/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP