Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 5 21.  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)
 05/21/2024   22:39:17   (  -0.00,-137.00) (  -0.45,-139.00)  227.59                80
 05/22/2024   22:23:11   (  -0.00,-137.01) (   0.55,-134.46)  289.85                80
 05/24/2024   10:44:57   (  -0.00,-137.01) (   0.57,-139.72)  308.47                80
 05/25/2024   10:23:31   (  -0.01,-137.01) (  -0.43,-135.18)  208.23                80
 05/26/2024   22:45:24   (   0.02,-136.98) (  -0.78,-140.47)  397.17                80
 05/27/2024   22:29:17   (   0.02,-136.98) (   0.24,-135.93)  119.23                80
 05/29/2024   10:48:23   (  -0.02,-136.97) (   0.92,-141.18)  480.18                80
 05/30/2024   10:32:16   (  -0.02,-136.96) (  -0.09,-136.64)   36.04                80
 06/01/2024   22:32:43   (   0.03,-136.91) (  -0.07,-137.39)   53.89                80
 06/02/2024   22:16:37   (   0.03,-136.90) (   0.96,-132.85)  462.01                80