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: 8/7/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/07/2025 19:38:23 0.14, -89.50 -0.62, -92.98 395.57 80
2 08/08/2025 19:22:18 0.14, -89.50 0.35, -88.43 121.21 80
3 08/10/2025 07:41:25 -0.15, -89.47 0.81, -93.70 482.25 80
4 08/11/2025 07:25:20 -0.14, -89.47 -0.22, -89.17 34.79 80
5 08/13/2025 19:25:52 0.15, -89.51 0.06, -89.93 48.01 80
6 08/14/2025 19:09:48 0.14, -89.51 1.09, -85.40 469.19 80
7 08/16/2025 07:28:54 -0.15, -89.48 0.12, -90.66 133.86 80
8 08/17/2025 07:12:50 -0.16, -89.49 -0.91, -86.13 383.13 80
9 08/18/2025 19:32:06 0.17, -89.52 -0.28, -91.42 217.15 80
10 08/19/2025 19:16:01 0.17, -89.53 0.76, -86.89 300.11 80
11 08/21/2025 07:37:49 -0.18, -89.50 0.39, -92.16 302.13 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 8/7/2025
SNOs_Map_GOES-17_NPP_20250808.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 08/07/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP