Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 6 10.  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)
 06/11/2020   19:16:00   (   0.02,-137.19) (  -0.29,-135.72)  166.55                80
 06/12/2020   07:37:23   (  -0.02,-137.19) (  -0.84,-140.91)  424.18                80
 06/14/2020   07:22:33   (  -0.02,-137.19) (  -0.20,-137.96)   87.70                80
 06/16/2020   07:10:23   (  -0.02,-137.19) (   0.43,-135.00)  248.40                80
 06/16/2020   19:31:39   (   0.02,-137.19) (   0.66,-140.16)  337.65                80
 06/18/2020   19:19:29   (   0.01,-137.19) (   0.02,-137.21)    2.54                80
 06/20/2020   19:09:59   (   0.01,-137.17) (  -0.62,-134.26)  331.56                80
 06/21/2020   07:31:23   (  -0.01,-137.16) (  -0.50,-139.44)  259.78                80
 06/23/2020   07:16:33   (  -0.00,-137.13) (   0.14,-136.49)   73.22                80