Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 5 3.  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)
 05/03/2024   10:39:05   (   0.00,-137.01) (   0.30,-138.35)  153.48                80
 05/04/2024   10:17:40   (   0.00,-137.01) (  -0.70,-133.81)  363.38                80
 05/05/2024   22:39:35   (  -0.00,-137.00) (  -0.47,-139.11)  241.08                80
 05/06/2024   22:23:30   (  -0.00,-136.99) (   0.53,-134.57)  275.50                80
 05/08/2024   10:45:17   (   0.00,-136.99) (   0.61,-139.84)  324.45                80
 05/09/2024   10:23:52   (   0.00,-136.98) (  -0.40,-135.31)  191.63                80
 05/10/2024   22:45:46   (  -0.00,-136.96) (  -0.82,-140.59)  414.29                80
 05/11/2024   22:29:41   (   0.00,-136.95) (   0.19,-136.06)  101.42                80
 05/13/2024   10:51:27   (  -0.00,-136.94) (   1.00,-141.31)  499.51                80
 05/14/2024   10:30:01   (  -0.00,-136.92) (  -0.01,-136.78)   16.24                80
 05/16/2024   22:33:10   (  -0.01,-136.88) (  -0.17,-137.53)   74.62                80