Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 4 28.  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)
 04/28/2024   10:30:14   (  -0.00,-137.00) (  -0.05,-136.87)   15.50                80
 04/30/2024   22:33:24   (   0.01,-136.98) (  -0.13,-137.63)   74.20                80
 05/01/2024   22:17:18   (   0.01,-136.97) (   0.87,-133.09)  441.58                80
 05/03/2024   10:39:06   (  -0.00,-136.95) (   0.28,-138.36)  159.67                80
 05/04/2024   10:17:40   (  -0.00,-136.94) (  -0.73,-133.82)  355.95                80
 05/05/2024   22:39:34   (   0.01,-136.91) (  -0.49,-139.11)  250.13                80
 05/06/2024   22:23:29   (   0.01,-136.90) (   0.53,-134.57)  265.12                80
 05/08/2024   10:45:15   (  -0.02,-136.87) (   0.66,-139.83)  337.17                80
 05/09/2024   10:23:50   (  -0.02,-136.85) (  -0.36,-135.29)  177.53                80
 05/10/2024   22:45:44   (   0.03,-136.81) (  -0.83,-140.58)  430.02                80
 05/11/2024   22:29:39   (   0.03,-136.79) (   0.20,-136.05)   84.50                80