Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 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)
 06/10/2019   07:37:36   (   0.02,-137.20) (  -0.74,-140.94)  425.29                80
 06/12/2019   07:25:25   (   0.03,-137.20) (  -0.14,-137.98)   89.40                80
 06/14/2019   07:10:34   (   0.02,-137.19) (   0.46,-135.02)  246.16                80
 06/14/2019   19:31:49   (  -0.02,-137.19) (   0.63,-140.18)  339.92                80
 06/16/2019   19:19:39   (  -0.02,-137.18) (  -0.04,-137.23)    5.86                80
 06/18/2019   19:10:09   (  -0.03,-137.16) (  -0.64,-134.27)  328.97                80
 06/19/2019   07:31:32   (   0.03,-137.15) (  -0.48,-139.45)  261.99                80
 06/21/2019   07:16:42   (   0.04,-137.13) (   0.19,-136.51)   71.45                80
 06/23/2019   07:04:31   (   0.05,-137.10) (   0.80,-133.54)  404.51                80
 06/23/2019   19:25:47   (  -0.04,-137.09) (   0.29,-138.70)  182.75                80