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: 11/27/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 11/28/2025 09:13:02 -0.03, 61.58 0.42, 63.67 237.51 80
2 11/29/2025 21:37:32 0.13, 61.52 0.83, 58.41 354.40 80
3 11/30/2025 21:16:11 0.08, 61.51 -0.23, 62.93 160.80 80
4 12/02/2025 09:40:49 -0.18, 61.55 -1.06, 57.64 445.36 80
5 12/03/2025 09:19:27 -0.13, 61.53 0.01, 62.15 70.34 80
6 12/05/2025 21:25:15 0.18, 61.47 0.22, 61.42 7.13 80
7 12/08/2025 09:28:32 -0.23, 61.53 -0.43, 60.64 100.67 80
8 12/09/2025 09:07:11 -0.17, 61.52 0.64, 65.16 414.50 80
9 12/10/2025 21:31:40 0.27, 61.45 0.63, 59.90 176.86 80
10 12/11/2025 21:10:18 0.21, 61.45 -0.44, 64.42 337.50 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 11/27/2025
SNOs_Map_GOES-15_NPP_20251128.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 11/27/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP