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: 5/8/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 05/09/2025 09:18:54 -0.06, 61.62 0.03, 62.16 60.78 80
2 05/11/2025 21:19:20 0.05, 61.65 0.12, 61.42 26.92 80
3 05/12/2025 21:03:16 0.06, 61.66 -0.90, 65.94 487.96 80
4 05/14/2025 09:22:35 -0.03, 61.69 -0.28, 60.64 120.94 80
5 05/15/2025 09:06:31 -0.04, 61.71 0.74, 65.16 393.36 80
6 05/16/2025 21:25:40 0.02, 61.74 0.42, 59.89 210.91 80
7 05/17/2025 21:09:36 0.03, 61.76 -0.54, 64.43 303.34 80
8 05/19/2025 09:28:54 -0.01, 61.80 -0.62, 59.12 305.90 80
9 05/20/2025 09:12:51 -0.02, 61.83 0.41, 63.65 208.07 80
10 05/21/2025 21:32:00 -0.00, 61.86 0.76, 58.38 397.22 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 5/8/2025
SNOs_Map_GOES-15_NPP_20250509.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 05/08/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP