Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/14/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 10/17/2025 09:22:46 0.41, 61.43 0.27, 60.79 72.73 80
2 10/18/2025 09:01:21 0.45, 61.43 1.32, 65.32 443.33 80
3 10/19/2025 21:25:45 -0.38, 61.46 -0.05, 60.09 157.31 80
4 10/20/2025 21:04:19 -0.42, 61.48 -1.11, 64.62 357.45 80
5 10/22/2025 09:28:52 0.35, 61.48 -0.15, 59.34 244.46 80
6 10/23/2025 09:07:26 0.39, 61.49 0.91, 63.87 271.04 80
7 10/24/2025 21:31:50 -0.31, 61.52 0.35, 58.63 328.85 80
8 10/25/2025 21:10:25 -0.36, 61.54 -0.71, 63.16 185.04 80
9 10/27/2025 09:34:57 0.28, 61.57 -0.53, 57.89 419.53 80
10 10/28/2025 09:13:32 0.33, 61.59 0.53, 62.42 95.17 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 10/14/2025
SNOs_Map_GOES-15_NOAA-20_20251015.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 10/14/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NOAA-20