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: 7/24/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/25/2025 21:16:31 -0.40, 61.41 -0.72, 62.90 170.51 80
2 07/27/2025 09:35:49 0.42, 61.35 -0.42, 57.59 427.66 80
3 07/28/2025 09:19:44 0.41, 61.35 0.60, 62.13 88.55 80
4 07/30/2025 21:22:47 -0.43, 61.45 -0.43, 61.40 5.47 80
5 08/02/2025 09:23:19 0.44, 61.41 0.26, 60.63 88.87 80
6 08/03/2025 09:07:15 0.44, 61.43 1.29, 65.16 426.48 80
7 08/04/2025 21:26:22 -0.46, 61.52 -0.11, 59.90 183.89 80
8 08/05/2025 21:10:16 -0.46, 61.54 -1.08, 64.45 330.76 80
9 08/07/2025 09:29:34 0.48, 61.51 -0.05, 59.14 270.23 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 7/24/2025
SNOs_Map_GOES-15_NPP_20250725.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 07/24/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP