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: 11/28/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 11/29/2025 21:37:33 0.13, 61.52 0.80, 58.41 354.28 80
2 11/30/2025 21:16:11 0.08, 61.51 -0.26, 62.92 161.00 80
3 12/02/2025 09:40:49 -0.18, 61.54 -1.03, 57.63 444.99 80
4 12/03/2025 09:19:28 -0.13, 61.53 0.03, 62.15 70.83 80
5 12/05/2025 21:25:16 0.18, 61.47 0.19, 61.41 6.25 80
6 12/08/2025 09:28:33 -0.23, 61.52 -0.41, 60.64 99.87 80
7 12/09/2025 09:07:11 -0.17, 61.51 0.66, 65.15 415.40 80
8 12/10/2025 21:31:40 0.27, 61.44 0.61, 59.90 175.90 80
9 12/11/2025 21:10:19 0.21, 61.44 -0.46, 64.41 338.52 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 11/28/2025
SNOs_Map_GOES-15_NPP_20251129.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 11/28/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP