Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 3 11.  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)
 03/11/2024   10:29:50   (   0.00,-137.01) (  -0.00,-136.85)   17.69                80
 03/13/2024   22:33:05   (  -0.00,-137.01) (  -0.13,-137.64)   72.40                80
 03/14/2024   22:17:02   (  -0.00,-137.01) (   0.88,-133.12)  443.48                80
 03/16/2024   10:36:11   (  -0.00,-137.01) (   0.30,-138.39)  156.98                80
 03/17/2024   10:20:08   (  -0.00,-137.01) (  -0.71,-133.86)  358.40                80
 03/18/2024   22:39:26   (   0.01,-136.98) (  -0.47,-139.17)  248.98                80
 03/19/2024   22:23:23   (   0.01,-136.98) (   0.54,-134.64)  266.25                80
 03/21/2024   10:42:32   (  -0.02,-136.98) (   0.64,-139.92)  334.89                80
 03/22/2024   10:26:28   (  -0.02,-136.97) (  -0.38,-135.39)  180.27                80
 03/23/2024   22:45:46   (   0.02,-136.94) (  -0.85,-140.69)  427.34                80
 03/24/2024   22:29:42   (   0.02,-136.93) (   0.18,-136.16)   87.70                80