Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 6 26.  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)
 06/26/2024   10:24:27   (  -0.01,-137.01) (  -0.35,-135.32)  191.33                80
 06/27/2024   22:46:25   (  -0.01,-137.01) (  -0.84,-140.63)  413.04                80
 06/28/2024   22:30:22   (  -0.02,-137.01) (   0.18,-136.10)  103.27                80
 06/30/2024   10:52:11   (   0.01,-137.01) (   0.98,-141.38)  497.61                80
 07/01/2024   10:30:48   (  -0.02,-137.00) (  -0.04,-136.85)   17.27                80
 07/03/2024   22:34:02   (   0.02,-136.98) (  -0.12,-137.63)   73.61                80
 07/04/2024   22:17:59   (   0.02,-136.97) (   0.91,-133.10)  441.55                80
 07/06/2024   10:39:47   (  -0.02,-136.96) (   0.31,-138.37)  160.70                80
 07/07/2024   10:18:24   (  -0.01,-136.94) (  -0.72,-133.84)  354.23                80
 07/08/2024   22:40:21   (   0.01,-136.92) (  -0.50,-139.14)  252.70                80
 07/09/2024   22:24:18   (   0.01,-136.91) (   0.53,-134.61)  262.39                80