Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 1 12.  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)
 01/12/2024   10:35:59   (  -0.01,-137.00) (   0.31,-138.42)  161.63                80
 01/13/2024   10:19:54   (  -0.01,-137.00) (  -0.69,-133.88)  354.86                80
 01/14/2024   22:41:49   (   0.00,-136.99) (  -0.50,-139.18)  250.29                80
 01/15/2024   22:23:04   (   0.00,-136.98) (   0.50,-134.64)  266.13                80
 01/17/2024   10:42:11   (  -0.00,-136.98) (   0.65,-139.91)  333.81                80
 01/18/2024   10:26:06   (  -0.01,-136.98) (  -0.36,-135.38)  182.26                80
 01/19/2024   22:45:21   (   0.01,-136.96) (  -0.82,-140.67)  423.85                80
 01/20/2024   22:29:15   (   0.01,-136.94) (   0.18,-136.14)   91.72                80
 01/23/2024   10:32:16   (  -0.02,-136.92) (  -0.00,-136.86)    6.38                80
 01/25/2024   22:32:46   (   0.02,-136.87) (  -0.15,-137.63)   86.20                80