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: 10/26/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/27/2025 09:12:35 0.34, 61.54 0.78, 63.57 231.30 80
2 10/28/2025 21:37:03 -0.26, 61.56 0.47, 58.32 369.27 80
3 10/29/2025 21:15:40 -0.31, 61.58 -0.57, 62.84 143.67 80
4 10/31/2025 09:40:16 0.23, 61.62 -0.65, 57.55 462.58 80
5 11/01/2025 09:18:53 0.28, 61.63 0.39, 62.08 51.33 80
6 11/03/2025 21:24:36 -0.23, 61.67 -0.14, 61.36 35.21 80
7 11/04/2025 21:03:14 -0.28, 61.69 -1.24, 65.88 477.24 80
8 11/06/2025 09:27:48 0.19, 61.75 -0.08, 60.61 130.72 80
9 11/07/2025 09:06:25 0.24, 61.78 0.96, 65.13 382.16 80
10 11/08/2025 21:30:53 -0.15, 61.79 0.26, 59.88 217.87 80
11 11/09/2025 21:09:30 -0.20, 61.83 -0.79, 64.40 293.59 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 10/26/2025
SNOs_Map_GOES-15_NPP_20251027.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 10/26/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP