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: 11/12/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 11/13/2025 09:14:58 0.15, 61.82 0.21, 62.16 38.14 80
2 11/15/2025 21:20:46 -0.10, 61.84 -0.03, 61.41 49.20 80
3 11/16/2025 20:59:23 -0.16, 61.87 -1.05, 65.93 462.48 80
4 11/18/2025 09:24:01 0.06, 61.93 -0.26, 60.65 146.90 80
5 11/19/2025 09:02:39 0.11, 61.95 0.83, 65.16 365.64 80
6 11/20/2025 21:27:07 -0.01, 61.95 0.48, 59.91 233.65 80
7 11/21/2025 21:05:46 -0.06, 61.99 -0.62, 64.42 277.28 80
8 11/23/2025 09:30:23 -0.04, 62.07 -0.68, 59.13 334.89 80
9 11/24/2025 09:09:01 0.02, 62.10 0.36, 63.65 176.88 80
10 11/25/2025 21:33:29 0.08, 62.10 0.93, 58.40 421.44 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 11/12/2025
SNOs_Map_GOES-15_NOAA-20_20251113.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 11/12/2025 in txt file.

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