Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 3 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-18)   GOES-18 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 03/16/2024   10:36:12   (  -0.02,-137.01) (   0.28,-138.39)  157.83                80
 03/17/2024   10:20:08   (  -0.01,-137.00) (  -0.74,-133.87)  357.60                80
 03/18/2024   22:39:25   (  -0.02,-136.97) (  -0.50,-139.16)  249.69                80
 03/19/2024   22:20:42   (  -0.01,-136.96) (   0.52,-134.64)  265.20                80
 03/21/2024   10:45:11   (   0.01,-136.96) (   0.66,-139.91)  335.89                80
 03/22/2024   10:23:48   (   0.00,-136.95) (  -0.36,-135.38)  179.00                80
 03/23/2024   22:48:25   (  -0.00,-136.92) (  -0.86,-140.68)  429.33                80
 03/24/2024   22:29:42   (  -0.00,-136.91) (   0.16,-136.16)   85.41                80
 03/27/2024   10:30:07   (  -0.00,-136.88) (  -0.02,-136.91)    3.61                80