Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 3 16.  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)
 03/16/2024   10:36:11   (  -0.01,-137.01) (   0.32,-138.39)  157.65                80
 03/17/2024   10:20:07   (  -0.00,-137.00) (  -0.70,-133.86)  357.76                80
 03/18/2024   22:39:26   (  -0.01,-136.97) (  -0.49,-139.17)  249.83                80
 03/19/2024   22:23:21   (  -0.02,-136.96) (   0.47,-134.63)  265.53                80
 03/21/2024   10:45:12   (   0.01,-136.96) (   0.64,-139.91)  335.72                80
 03/22/2024   10:23:47   (   0.01,-136.95) (  -0.32,-135.37)  179.20                80
 03/23/2024   22:48:25   (  -0.01,-136.92) (  -0.85,-140.69)  429.07                80
 03/24/2024   22:27:02   (  -0.00,-136.91) (   0.18,-136.16)   85.68                80
 03/27/2024   10:32:47   (  -0.00,-136.89) (   0.03,-136.90)    3.27                80
 03/29/2024   22:33:21   (   0.01,-136.82) (  -0.20,-137.67)   97.53                80