Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 9 12.  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)
 09/13/2024   10:46:09   (   0.01,-137.00) (   0.60,-139.71)  309.26                80
 09/14/2024   10:24:46   (   0.01,-136.99) (  -0.39,-135.19)  205.95                80
 09/15/2024   22:49:26   (  -0.01,-136.99) (  -0.77,-140.50)  400.35                80
 09/16/2024   22:28:04   (  -0.01,-136.98) (   0.22,-135.98)  114.71                80
 09/18/2024   10:52:35   (   0.01,-136.97) (   0.97,-141.25)  487.80                80
 09/19/2024   10:31:13   (   0.01,-136.97) (  -0.04,-136.73)   26.97                80
 09/21/2024   22:34:30   (  -0.01,-136.94) (  -0.13,-137.52)   65.78                80
 09/22/2024   22:18:27   (  -0.01,-136.92) (   0.90,-133.00)  448.45                80
 09/24/2024   10:40:17   (   0.01,-136.90) (   0.31,-138.27)  155.44                80
 09/25/2024   10:18:54   (   0.01,-136.88) (  -0.67,-133.73)  358.53                80