Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/8/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 08/09/2025 19:23:29 0.14, -89.50 -0.03, -90.14 73.60 80
2 08/10/2025 19:07:25 0.14, -89.51 1.00, -85.61 443.35 80
3 08/12/2025 07:26:32 -0.14, -89.47 0.17, -90.88 160.26 80
4 08/13/2025 07:10:28 -0.14, -89.48 -0.86, -86.35 356.77 80
5 08/14/2025 19:29:44 0.15, -89.52 -0.34, -91.65 243.36 80
6 08/15/2025 19:13:40 0.15, -89.52 0.69, -87.12 273.65 80
7 08/17/2025 07:32:47 -0.16, -89.49 0.48, -92.39 329.94 80
8 08/18/2025 07:16:42 -0.16, -89.49 -0.55, -87.86 186.93 80
9 08/19/2025 19:35:59 0.17, -89.53 -0.64, -93.16 413.33 80
10 08/20/2025 19:19:54 0.17, -89.54 0.40, -88.63 104.00 80
11 08/22/2025 07:41:42 -0.18, -89.52 0.77, -93.90 498.38 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 8/8/2025
SNOs_Map_GOES-17_NOAA-20_20250809.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 08/08/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NOAA-20