Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 6 12.  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)
 06/12/2020   07:34:44   (  -0.01,-137.18) (  -0.81,-140.92)  424.52                80
 06/14/2020   07:22:34   (  -0.01,-137.18) (  -0.17,-137.96)   88.29                80
 06/16/2020   07:13:04   (  -0.02,-137.18) (   0.47,-135.01)  247.52                80
 06/16/2020   19:31:40   (   0.01,-137.19) (   0.62,-140.17)  338.48                80
 06/18/2020   19:19:29   (   0.01,-137.17) (   0.04,-137.20)    4.28                80
 06/20/2020   19:09:59   (   0.01,-137.16) (  -0.60,-134.25)  330.23                80
 06/21/2020   07:31:23   (  -0.01,-137.14) (  -0.53,-139.44)  261.34                80
 06/23/2020   07:16:33   (  -0.00,-137.11) (   0.12,-136.48)   71.44                80
 06/25/2020   07:04:23   (  -0.00,-137.08) (   0.77,-133.53)  403.62                80
 06/25/2020   19:25:39   (   0.00,-137.07) (   0.32,-138.69)  183.38                80