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: 11/14/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 11/14/2025 19:06:16 0.12, -89.50 1.00, -85.52 454.03 16
2 11/16/2025 07:29:42 -0.07, -89.49 0.20, -90.79 146.92 80
3 11/17/2025 07:08:19 -0.09, -89.50 -0.82, -86.26 368.37 80
4 11/18/2025 19:32:58 0.04, -89.51 -0.43, -91.56 234.11 80
5 11/19/2025 19:11:35 0.07, -89.52 0.60, -87.04 281.86 80
6 11/21/2025 07:36:05 -0.02, -89.52 0.58, -92.31 317.78 80
7 11/22/2025 07:14:43 -0.04, -89.52 -0.45, -87.79 197.59 80
8 11/23/2025 19:39:21 -0.01, -89.53 -0.79, -93.09 405.57 80
9 11/24/2025 19:17:59 0.02, -89.54 0.25, -88.57 110.51 80
10 11/26/2025 07:42:28 0.03, -89.55 0.97, -93.83 487.66 80
11 11/27/2025 07:21:06 -0.00, -89.56 -0.07, -89.31 28.09 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 11/14/2025
SNOs_Map_GOES-17_NOAA-20_20251115.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 11/14/2025 in txt file.

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