Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/10/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/11/2025 07:25:20 -0.14, -89.47 -0.21, -89.16 35.04 80
2 08/13/2025 19:25:52 0.15, -89.52 0.05, -89.93 46.71 80
3 08/14/2025 19:09:47 0.14, -89.53 1.09, -85.40 470.68 80
4 08/16/2025 07:28:54 -0.16, -89.49 0.12, -90.65 132.62 80
5 08/17/2025 07:12:49 -0.16, -89.50 -0.92, -86.12 384.57 80
6 08/18/2025 19:32:06 0.17, -89.54 -0.27, -91.42 214.85 80
7 08/19/2025 19:16:01 0.17, -89.55 0.77, -86.89 302.62 80
8 08/21/2025 07:37:47 -0.18, -89.52 0.44, -92.15 299.83 80
9 08/22/2025 07:19:03 -0.18, -89.53 -0.61, -87.62 218.09 80
10 08/23/2025 19:38:19 0.19, -89.59 -0.57, -92.92 380.00 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 8/10/2025
SNOs_Map_GOES-17_NPP_20250811.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 08/10/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP