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: 10/29/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/31/2025 09:40:15 0.23, 61.61 -0.70, 57.57 461.14 80
2 11/01/2025 09:18:53 0.28, 61.62 0.40, 62.08 53.13 80
3 11/03/2025 21:24:37 -0.23, 61.64 -0.15, 61.36 32.79 80
4 11/04/2025 21:03:14 -0.28, 61.67 -1.25, 65.87 479.94 80
5 11/06/2025 09:27:48 0.19, 61.72 -0.07, 60.61 127.27 80
6 11/07/2025 09:06:25 0.24, 61.74 0.98, 65.13 385.96 80
7 11/08/2025 21:30:53 -0.15, 61.76 0.25, 59.88 213.79 80
8 11/09/2025 21:09:30 -0.20, 61.79 -0.81, 64.40 298.01 80
9 11/11/2025 09:34:04 0.11, 61.86 -0.51, 59.13 311.51 80
10 11/12/2025 09:12:41 0.17, 61.89 0.55, 63.66 201.45 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 10/29/2025
SNOs_Map_GOES-15_NPP_20251030.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 10/29/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP