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: 9/21/2026
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/22/2026 09:36:27 1.25, 63.35 0.60, 60.49 325.81 80
2 09/23/2026 09:15:05 1.31, 63.35 1.70, 65.01 189.47 80
3 09/24/2026 21:39:31 -1.20, 63.27 -0.39, 59.78 398.63 80
4 09/25/2026 21:18:09 -1.27, 63.28 -1.49, 64.30 115.69 80
5 09/27/2026 09:42:44 1.14, 63.37 0.15, 59.03 494.94 80
6 09/28/2026 09:21:21 1.21, 63.38 1.25, 63.55 19.62 80
7 09/30/2026 21:27:05 -1.15, 63.32 -1.03, 62.84 54.72 80
8 10/01/2026 21:05:43 -1.22, 63.33 -2.13, 67.35 458.16 80
9 10/03/2026 09:30:17 1.09, 63.45 0.75, 62.10 154.16 80
10 10/04/2026 09:08:55 1.17, 63.46 1.86, 66.61 359.12 80
11 10/05/2026 21:33:22 -1.03, 63.39 -0.59, 61.37 229.15 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 9/21/2026
SNOs_Map_GOES-15_NPP_20260922.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 09/21/2026 in txt file.

Historical Predications of SNOs between GOES-15 and NPP