Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 2 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)
 02/11/2024   22:16:20   (   0.01,-137.00) (   0.90,-132.99)  456.55                80
 02/13/2024   10:35:25   (  -0.01,-136.99) (   0.27,-138.25)  142.73                80
 02/14/2024   10:19:19   (  -0.01,-136.99) (  -0.73,-133.71)  374.11                80
 02/15/2024   22:38:33   (   0.01,-136.98) (  -0.44,-139.00)  230.35                80
 02/16/2024   22:22:27   (   0.01,-136.97) (   0.56,-134.46)  286.06                80
 02/18/2024   10:41:32   (  -0.01,-136.96) (   0.59,-139.72)  314.44                80
 02/19/2024   10:25:26   (  -0.01,-136.95) (  -0.41,-135.18)  201.59                80
 02/20/2024   22:44:39   (   0.01,-136.92) (  -0.79,-140.46)  403.95                80
 02/21/2024   22:28:32   (   0.01,-136.91) (   0.22,-135.92)  111.95                80
 02/23/2024   10:47:37   (  -0.01,-136.89) (   0.98,-141.17)  489.07                80
 02/24/2024   10:31:30   (  -0.01,-136.87) (  -0.04,-136.63)   26.87                80