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: 7/31/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/01/2025 07:12:51 -0.10, -89.48 -0.83, -86.17 376.57 80
2 08/02/2025 19:32:08 0.11, -89.51 -0.30, -91.48 223.81 80
3 08/03/2025 19:16:03 0.11, -89.51 0.66, -86.94 293.01 80
4 08/05/2025 07:35:10 -0.13, -89.48 0.51, -92.20 310.78 80
5 08/06/2025 07:19:06 -0.13, -89.48 -0.52, -87.67 206.08 80
6 08/07/2025 19:38:23 0.14, -89.52 -0.62, -92.98 394.15 80
7 08/08/2025 19:22:18 0.14, -89.52 0.35, -88.44 123.00 80
8 08/10/2025 07:41:25 -0.15, -89.49 0.81, -93.70 479.93 80
9 08/11/2025 07:25:20 -0.14, -89.50 -0.22, -89.17 37.50 80
10 08/13/2025 19:25:52 0.15, -89.55 0.07, -89.94 44.25 80
11 08/14/2025 19:09:48 0.14, -89.55 1.11, -85.41 473.36 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 7/31/2025
SNOs_Map_GOES-17_NPP_20250801.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 07/31/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP