Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 3 29.  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)
 03/29/2024   22:33:20   (  -0.02,-136.99) (  -0.17,-137.67)   77.19                80
 03/30/2024   22:17:17   (  -0.00,-136.99) (   0.88,-133.15)  437.87                80
 04/01/2024   10:36:25   (   0.00,-136.98) (   0.32,-138.42)  163.57                80
 04/02/2024   10:20:20   (   0.01,-136.97) (  -0.67,-133.88)  351.50                80
 04/03/2024   22:39:38   (  -0.01,-136.94) (  -0.50,-139.19)  256.11                80
 04/04/2024   22:23:33   (  -0.01,-136.92) (   0.50,-134.65)  258.83                80
 04/06/2024   10:42:41   (   0.02,-136.91) (   0.68,-139.92)  343.16                80
 04/07/2024   10:23:57   (   0.03,-136.89) (  -0.33,-135.39)  171.61                80
 04/08/2024   22:45:54   (   0.03,-136.85) (  -0.82,-140.70)  437.91                80
 04/09/2024   22:29:50   (   0.03,-136.83) (   0.19,-136.17)   76.43                80