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: 9/25/2026
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/27/2026 09:42:44 1.14, 63.35 0.18, 59.03 492.42 80
2 09/28/2026 09:21:22 1.21, 63.35 1.28, 63.54 22.73 80
3 09/30/2026 21:27:06 -1.15, 63.28 -1.07, 62.83 51.12 80
4 10/01/2026 21:05:43 -1.22, 63.30 -2.16, 67.35 462.31 80
5 10/03/2026 09:30:17 1.09, 63.40 0.79, 62.09 148.57 80
6 10/04/2026 09:08:55 1.17, 63.40 1.89, 66.61 365.19 80
7 10/05/2026 21:33:21 -1.03, 63.33 -0.57, 61.38 222.91 80
8 10/06/2026 21:11:59 -1.12, 63.35 -1.67, 65.90 290.25 80
9 10/08/2026 09:36:33 0.96, 63.45 0.31, 60.64 320.84 80
10 10/09/2026 09:15:11 1.05, 63.46 1.42, 65.16 192.93 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 9/25/2026
SNOs_Map_GOES-15_NPP_20260926.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 09/25/2026 in txt file.

Historical Predications of SNOs between GOES-15 and NPP