Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 6 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 06/14/2020   07:22:34   (  -0.01,-137.18) (  -0.18,-137.96)   88.32                80
 06/16/2020   07:13:04   (  -0.01,-137.18) (   0.46,-135.01)  247.44                80
 06/16/2020   19:31:40   (   0.01,-137.18) (   0.63,-140.16)  338.56                80
 06/18/2020   19:22:10   (   0.01,-137.17) (  -0.01,-137.21)    5.06                80
 06/20/2020   19:09:59   (   0.01,-137.15) (  -0.59,-134.25)  330.08                80
 06/21/2020   07:31:23   (  -0.01,-137.14) (  -0.48,-139.45)  261.51                80
 06/23/2020   07:16:32   (  -0.00,-137.11) (   0.11,-136.48)   71.24                80
 06/25/2020   07:04:23   (  -0.00,-137.07) (   0.76,-133.53)  403.36                80
 06/25/2020   19:25:38   (   0.00,-137.07) (   0.33,-138.69)  183.63                80