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: 3/8/2025
Index Date Time (GOES-18) GOES-18 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 03/09/2025 10:25:04 0.01,-136.98 -0.35,-135.34 186.42 80
2 03/10/2025 22:47:01 -0.01,-136.96 -0.81,-140.65 419.92 80
3 03/11/2025 22:30:55 -0.00,-136.96 0.16,-136.11 95.51 80
4 03/14/2025 10:31:18 0.00,-136.93 -0.04,-136.86 9.37 80
5 03/16/2025 22:34:29 -0.00,-136.90 -0.18,-137.62 82.80 80
6 03/17/2025 22:18:25 -0.00,-136.89 0.86,-133.10 432.05 80
7 03/19/2025 10:40:11 0.00,-136.86 0.35,-138.36 171.16 80
8 03/20/2025 10:18:46 -0.00,-136.84 -0.70,-133.83 343.10 80
9 03/21/2025 22:40:42 -0.00,-136.80 -0.54,-139.13 265.30 80

Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 3/8/2025
SNOs_Map_GOES-18_NOAA-21_20250309.jpg

Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 03/08/2025 in txt file.

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