Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 8 9.  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)
 08/09/2024   22:40:41   (   0.00,-137.01) (  -0.50,-139.13)  242.73                80
 08/10/2024   22:24:37   (  -0.00,-137.00) (   0.56,-134.61)  273.62                80
 08/12/2024   10:46:25   (   0.00,-137.00) (   0.67,-139.86)  327.00                80
 08/13/2024   10:25:00   (   0.01,-136.99) (  -0.34,-135.33)  188.79                80
 08/14/2024   22:46:58   (  -0.01,-136.97) (  -0.80,-140.64)  417.36                80
 08/15/2024   22:30:52   (  -0.01,-136.96) (   0.15,-136.10)   97.94                80
 08/18/2024   10:31:16   (   0.01,-136.92) (  -0.01,-136.83)   10.48                80
 08/20/2024   22:34:27   (  -0.01,-136.88) (  -0.19,-137.59)   82.26                80
 08/21/2024   22:18:22   (  -0.01,-136.86) (   0.84,-133.06)  432.36                80