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: 6/24/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 06/25/2025 09:35:39 0.22, 61.25 -0.62, 57.56 420.66 80
2 06/26/2025 09:19:34 0.21, 61.25 0.38, 62.09 96.21 80
3 06/28/2025 21:22:39 -0.23, 61.31 -0.23, 61.36 5.35 80
4 07/01/2025 09:23:12 0.24, 61.25 0.10, 60.58 75.61 80
5 07/02/2025 09:07:07 0.22, 61.24 1.10, 65.11 441.33 80
6 07/03/2025 21:26:17 -0.26, 61.31 0.04, 59.84 166.62 80
7 07/04/2025 21:10:12 -0.25, 61.31 -0.96, 64.37 349.93 80
8 07/06/2025 09:29:29 0.28, 61.26 -0.23, 59.08 249.17 80
9 07/07/2025 09:13:24 0.27, 61.26 0.78, 63.61 267.00 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 6/24/2025
SNOs_Map_GOES-15_NPP_20250625.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 06/24/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP