Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 10 8.  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)
 10/08/2024   22:18:56   (   0.00,-137.00) (   0.91,-133.06)  449.31                80
 10/10/2024   10:38:04   (  -0.00,-137.00) (   0.31,-138.32)  151.23                80
 10/11/2024   10:22:01   (  -0.00,-136.99) (  -0.72,-133.79)  364.87                80
 10/12/2024   22:41:18   (   0.00,-136.99) (  -0.49,-139.09)  240.23                80
 10/13/2024   22:25:15   (   0.00,-136.99) (   0.55,-134.57)  275.76                80
 10/15/2024   10:44:23   (  -0.00,-136.98) (   0.63,-139.83)  325.23                80
 10/16/2024   10:28:18   (  -0.00,-136.97) (  -0.37,-135.30)  190.56                80
 10/17/2024   22:47:36   (   0.00,-136.96) (  -0.81,-140.60)  415.17                80
 10/18/2024   22:31:31   (  -0.00,-136.95) (   0.20,-136.07)  100.28                80
 10/21/2024   10:34:34   (   0.02,-136.91) (  -0.03,-136.79)   13.67                80