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: 10/28/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/28/2025 21:37:03 -0.26, 61.55 0.46, 58.32 368.85 80
2 10/29/2025 21:15:40 -0.31, 61.57 -0.58, 62.84 144.32 80
3 10/31/2025 09:40:15 0.23, 61.61 -0.71, 57.57 461.44 80
4 11/01/2025 09:18:53 0.28, 61.62 0.39, 62.08 52.72 80
5 11/03/2025 21:24:36 -0.23, 61.65 -0.15, 61.36 33.26 80
6 11/04/2025 21:03:14 -0.28, 61.67 -1.25, 65.87 479.40 80
7 11/06/2025 09:27:48 0.19, 61.73 -0.07, 60.61 128.07 80
8 11/07/2025 09:06:25 0.24, 61.75 0.98, 65.13 385.06 80
9 11/08/2025 21:30:53 -0.15, 61.77 0.25, 59.88 214.68 80
10 11/09/2025 21:09:30 -0.20, 61.80 -0.81, 64.40 297.06 80
11 11/11/2025 09:34:04 0.11, 61.87 -0.50, 59.13 312.71 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 10/28/2025
SNOs_Map_GOES-15_NPP_20251029.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 10/28/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP