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: 8/26/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/28/2025 09:36:05 0.54, 61.55 -0.31, 57.63 446.85 80
2 08/29/2025 09:20:02 0.54, 61.53 0.69, 62.15 70.76 80
3 08/31/2025 21:23:10 -0.55, 61.55 -0.50, 61.41 17.15 80
4 09/01/2025 21:01:48 -0.55, 61.54 -1.57, 65.92 499.25 80
5 09/03/2025 09:23:49 0.55, 61.48 0.39, 60.60 99.05 80
6 09/04/2025 09:07:46 0.56, 61.47 1.40, 65.13 417.70 80
7 09/05/2025 21:29:37 -0.55, 61.50 -0.20, 59.86 187.11 80
8 09/06/2025 21:08:14 -0.56, 61.50 -1.21, 64.38 328.82 80
9 09/08/2025 09:30:14 0.55, 61.45 0.04, 59.06 270.69 80
10 09/09/2025 09:14:12 0.56, 61.44 1.06, 63.59 245.77 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 8/26/2025
SNOs_Map_GOES-15_NPP_20250827.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 08/26/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP