Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 9 27.  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)
 09/27/2024   22:24:54   (   0.01,-137.00) (   0.59,-134.54)  280.95                80
 09/29/2024   10:46:44   (  -0.01,-136.99) (   0.61,-139.81)  321.56                80
 09/30/2024   10:25:21   (  -0.00,-136.99) (  -0.36,-135.28)  194.21                80
 10/01/2024   22:47:20   (   0.00,-136.99) (  -0.81,-140.59)  410.21                80
 10/02/2024   22:31:18   (   0.00,-136.99) (   0.23,-136.07)  105.37                80
 10/04/2024   10:53:07   (  -0.00,-136.97) (   1.01,-141.33)  497.71                80
 10/05/2024   10:34:24   (   0.00,-136.96) (  -0.04,-136.81)   17.49                80
 10/07/2024   22:34:59   (  -0.02,-136.94) (  -0.17,-137.58)   73.53                80
 10/08/2024   22:18:56   (  -0.02,-136.92) (   0.83,-133.05)  440.88                80
 10/10/2024   10:40:46   (   0.02,-136.89) (   0.32,-138.33)  164.05                80