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: 3/18/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 03/19/2025 21:14:40 0.10, 61.24 -0.31, 63.03 204.81 80
2 03/21/2025 09:33:54 -0.10, 61.32 -0.91, 57.75 406.43 80
3 03/22/2025 09:17:47 -0.11, 61.32 0.10, 62.29 110.46 80
4 03/23/2025 21:36:52 0.11, 61.26 1.05, 57.04 481.66 80
5 03/24/2025 21:20:46 0.11, 61.27 0.04, 61.58 35.08 80
6 03/27/2025 09:23:53 -0.12, 61.36 -0.22, 60.83 60.26 80
7 03/28/2025 09:05:06 -0.12, 61.37 0.80, 65.37 456.24 80
8 03/29/2025 21:24:11 0.11, 61.32 0.39, 60.12 136.56 80
9 03/30/2025 21:08:04 0.12, 61.33 -0.64, 64.66 379.73 80
10 04/01/2025 09:27:16 -0.11, 61.43 -0.59, 59.39 233.06 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 3/18/2025
SNOs_Map_GOES-15_NPP_20250319.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 03/18/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP