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: 11/22/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 11/23/2025 09:06:36 0.05, 61.65 0.84, 65.19 402.89 80
2 11/24/2025 21:31:06 0.05, 61.60 0.42, 59.93 190.64 80
3 11/25/2025 21:09:45 -0.01, 61.60 -0.63, 64.45 324.36 80
4 11/27/2025 09:34:23 -0.09, 61.62 -0.66, 59.16 280.71 80
5 11/28/2025 09:13:03 -0.03, 61.60 0.45, 63.66 235.15 80
6 11/29/2025 21:37:32 0.13, 61.55 0.86, 58.42 357.33 80
7 11/30/2025 21:16:11 0.08, 61.54 -0.26, 62.92 157.36 80
8 12/02/2025 09:40:49 -0.18, 61.59 -1.09, 57.64 449.95 80
9 12/03/2025 09:19:28 -0.13, 61.58 0.03, 62.15 65.24 80
10 12/05/2025 21:25:16 0.19, 61.53 0.21, 61.41 13.18 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 11/22/2025
SNOs_Map_GOES-15_NPP_20251123.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 11/22/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP