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: 11/8/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 11/08/2025 21:30:53 -0.15, 61.71 0.26, 59.88 208.71 80
2 11/09/2025 21:09:29 -0.21, 61.74 -0.79, 64.41 303.84 80
3 11/11/2025 09:34:05 0.12, 61.79 -0.47, 59.13 302.93 80
4 11/12/2025 09:12:41 0.17, 61.80 0.59, 63.65 210.92 80
5 11/13/2025 21:37:08 -0.08, 61.80 0.67, 58.40 386.93 80
6 11/14/2025 21:15:45 -0.13, 61.83 -0.39, 62.93 125.79 80
7 11/16/2025 09:40:19 0.03, 61.89 -0.92, 57.66 482.49 80
8 11/17/2025 09:18:56 0.09, 61.91 0.15, 62.18 31.26 80
9 11/19/2025 21:24:39 -0.03, 61.92 0.09, 61.47 52.62 80
10 11/20/2025 21:03:15 -0.09, 61.96 -0.98, 65.99 459.45 80
11 11/22/2025 09:27:49 -0.02, 62.04 -0.31, 60.72 150.76 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 11/8/2025
SNOs_Map_GOES-15_NPP_20251110.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 11/08/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP