Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-18 and NOAA-21 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/13/2025
Index Date Time (GOES-18) GOES-18 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 01/14/2025 10:40:33 0.03,-136.97 0.35,-138.36 157.99 80
2 01/15/2025 10:19:06 0.03,-136.96 -0.70,-133.83 358.08 80
3 01/16/2025 22:40:57 -0.04,-136.93 -0.53,-139.10 248.22 80
4 01/17/2025 22:24:50 -0.04,-136.92 0.47,-134.56 267.92 80
5 01/19/2025 10:46:34 0.04,-136.91 0.71,-139.82 331.77 80
6 01/20/2025 10:25:07 0.04,-136.90 -0.29,-135.28 183.98 80
7 01/21/2025 22:46:59 -0.04,-136.85 -0.87,-140.57 423.36 80
8 01/22/2025 22:30:52 -0.05,-136.83 0.13,-136.03 92.07 80
9 01/25/2025 10:31:08 0.06,-136.79 0.02,-136.74 6.78 80

Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 1/13/2025
SNOs_Map_GOES-18_NOAA-21_20250114.jpg

Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 01/13/2025 in txt file.

Historical Predications of SNOs between GOES-18 and NOAA-21