Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 7 29.  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)
 07/29/2024   22:46:49   (   0.00,-137.00) (  -0.85,-140.64)  416.36                80
 07/30/2024   22:30:46   (   0.00,-136.99) (   0.19,-136.12)   99.06                80
 08/02/2024   10:31:11   (  -0.01,-136.96) (  -0.04,-136.86)   11.58                80
 08/04/2024   22:34:24   (   0.01,-136.93) (  -0.17,-137.62)   79.55                80
 08/05/2024   22:18:20   (   0.01,-136.92) (   0.88,-133.10)  435.61                80
 08/07/2024   10:37:29   (  -0.01,-136.90) (   0.31,-138.37)  167.28                80
 08/08/2024   10:21:24   (  -0.01,-136.88) (  -0.68,-133.83)  347.64                80
 08/09/2024   22:40:41   (   0.01,-136.86) (  -0.49,-139.14)  259.04                80
 08/10/2024   22:24:37   (   0.01,-136.85) (   0.51,-134.60)  255.56                80