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: 8/2/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/03/2025 09:07:14 0.44, 61.41 1.28, 65.17 428.79 80
2 08/04/2025 21:26:22 -0.46, 61.49 -0.11, 59.91 180.97 80
3 08/05/2025 21:10:17 -0.46, 61.51 -1.14, 64.44 334.01 80
4 08/07/2025 09:29:33 0.48, 61.48 -0.06, 59.14 266.58 80
5 08/08/2025 09:13:29 0.47, 61.49 0.97, 63.67 248.56 80
6 08/09/2025 21:35:16 -0.49, 61.58 0.20, 58.41 360.87 80
7 08/10/2025 21:14:57 -0.48, 61.60 -0.78, 62.95 153.78 14
8 08/12/2025 09:35:47 0.50, 61.58 -0.41, 57.65 447.97 80
9 08/13/2025 09:19:43 0.49, 61.60 0.62, 62.18 66.86 80
10 08/15/2025 21:22:44 -0.50, 61.71 -0.44, 61.46 28.50 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 8/2/2025
SNOs_Map_GOES-15_NPP_20250803.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 08/02/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP