Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 4 30.  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)
 04/30/2024   22:33:24   (  -0.00,-137.00) (  -0.12,-137.63)   71.50                80
 05/01/2024   22:17:19   (  -0.00,-137.00) (   0.87,-133.09)  445.53                80
 05/03/2024   10:39:06   (   0.00,-137.01) (   0.28,-138.36)  153.48                80
 05/04/2024   10:17:40   (   0.00,-137.01) (  -0.72,-133.82)  363.36                80
 05/05/2024   22:39:36   (  -0.00,-137.00) (  -0.45,-139.12)  241.25                80
 05/06/2024   22:23:30   (   0.00,-136.99) (   0.56,-134.58)  275.31                80
 05/08/2024   10:45:17   (  -0.00,-136.99) (   0.64,-139.84)  324.68                80
 05/09/2024   10:23:51   (  -0.01,-136.98) (  -0.37,-135.30)  191.20                80
 05/10/2024   22:45:46   (   0.02,-136.96) (  -0.78,-140.60)  414.98                80
 05/11/2024   22:29:41   (   0.02,-136.94) (   0.23,-136.06)  100.68                80