Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 3 17.  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)
 03/17/2024   10:17:27   (   0.00,-137.00) (  -0.70,-133.86)  357.85                80
 03/18/2024   22:39:26   (  -0.00,-136.97) (  -0.48,-139.17)  250.15                80
 03/19/2024   22:23:22   (   0.00,-136.96) (   0.53,-134.64)  264.87                80
 03/21/2024   10:42:32   (  -0.00,-136.96) (   0.64,-139.91)  336.25                80
 03/22/2024   10:26:28   (  -0.00,-136.95) (  -0.38,-135.39)  178.69                80
 03/23/2024   22:45:45   (   0.00,-136.92) (  -0.85,-140.69)  429.68                80
 03/24/2024   22:29:42   (   0.00,-136.91) (   0.17,-136.16)   85.07                80
 03/27/2024   10:30:07   (  -0.00,-136.88) (   0.03,-136.89)    4.00                80
 03/29/2024   22:33:21   (   0.00,-136.82) (  -0.21,-137.67)   98.01                80
 03/30/2024   22:17:17   (   0.00,-136.79) (   0.82,-133.15)  415.53                80