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: 10/25/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/26/2025 09:33:59 0.29, 61.53 -0.25, 59.04 283.07 80
2 10/27/2025 09:12:35 0.34, 61.54 0.79, 63.57 231.15 80
3 10/28/2025 21:37:03 -0.26, 61.56 0.46, 58.32 369.38 80
4 10/29/2025 21:15:40 -0.31, 61.58 -0.58, 62.84 143.50 80
5 10/31/2025 09:40:15 0.23, 61.62 -0.70, 57.57 462.88 80
6 11/01/2025 09:18:53 0.28, 61.64 0.40, 62.08 51.02 80
7 11/03/2025 21:24:37 -0.23, 61.67 -0.15, 61.36 35.48 80
8 11/04/2025 21:03:13 -0.28, 61.70 -1.19, 65.89 476.84 80
9 11/06/2025 09:27:48 0.19, 61.76 -0.07, 60.61 131.25 80
10 11/07/2025 09:06:25 0.24, 61.78 0.98, 65.13 381.58 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 10/25/2025
SNOs_Map_GOES-15_NPP_20251026.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 10/25/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP