Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 8 25.  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)
 08/26/2019   07:04:50   (  -0.02,-137.20) (   0.76,-133.51)  419.07                80
 08/26/2019   19:28:45   (   0.02,-137.20) (   0.31,-138.67)  167.33                80
 08/28/2019   19:13:54   (   0.02,-137.17) (  -0.31,-135.71)  166.24                80
 08/29/2019   07:37:58   (  -0.02,-137.16) (  -0.82,-140.90)  425.25                80
 08/30/2019   19:01:43   (   0.02,-137.14) (  -0.93,-132.76)  499.21                80
 08/31/2019   07:25:47   (  -0.02,-137.13) (  -0.19,-137.94)   92.34                80
 09/02/2019   07:10:56   (  -0.02,-137.10) (   0.43,-134.98)  240.28                80
 09/02/2019   19:34:52   (   0.02,-137.09) (   0.64,-140.15)  346.58                80
 09/04/2019   19:22:40   (   0.02,-137.05) (   0.08,-137.17)   14.75                80
 09/06/2019   19:10:29   (   0.03,-137.01) (  -0.55,-134.22)  317.07                80
 09/07/2019   07:31:53   (  -0.03,-136.99) (  -0.56,-139.40)  274.84                80