Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 5 22.  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)
 05/22/2024   22:23:12   (  -0.00,-137.01) (   0.60,-134.47)  289.90                80
 05/24/2024   10:44:57   (  -0.00,-137.01) (   0.58,-139.72)  308.49                80
 05/25/2024   10:23:30   (  -0.01,-137.01) (  -0.42,-135.18)  208.20                80
 05/26/2024   22:45:24   (   0.02,-136.98) (  -0.78,-140.46)  397.16                80
 05/27/2024   22:29:17   (   0.02,-136.98) (   0.23,-135.92)  119.26                80
 05/29/2024   10:48:23   (  -0.02,-136.97) (   0.93,-141.18)  480.24                80
 05/30/2024   10:32:16   (  -0.02,-136.96) (  -0.08,-136.64)   36.00                80
 06/01/2024   22:32:43   (   0.03,-136.91) (  -0.08,-137.39)   53.92                80
 06/02/2024   22:16:36   (   0.03,-136.90) (   0.94,-132.85)  461.97                80
 06/04/2024   10:35:41   (  -0.03,-136.88) (   0.25,-138.10)  138.50                80