Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 7 31.  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)
 08/01/2019   07:10:47   (  -0.01,-137.18) (   0.44,-134.99)  248.30                80
 08/01/2019   19:34:43   (   0.01,-137.18) (   0.64,-140.15)  337.90                80
 08/03/2019   19:19:53   (   0.01,-137.16) (  -0.02,-137.20)    5.08                80
 08/05/2019   19:07:42   (   0.00,-137.14) (  -0.61,-134.24)  329.75                80
 08/06/2019   07:31:46   (  -0.01,-137.13) (  -0.52,-139.43)  261.63                80
 08/08/2019   07:16:56   (  -0.01,-137.10) (   0.14,-136.48)   71.51                80
 08/10/2019   07:04:45   (  -0.01,-137.07) (   0.74,-133.51)  404.00                80
 08/10/2019   19:28:41   (   0.02,-137.06) (   0.34,-138.67)  182.83                80
 08/12/2019   19:13:50   (   0.01,-137.02) (  -0.26,-135.71)  148.99                80
 08/13/2019   07:37:54   (  -0.02,-137.01) (  -0.87,-140.90)  442.65                80