Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 5 11.  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)
 05/11/2019   07:25:08   (   0.01,-137.19) (  -0.13,-137.98)   89.24                80
 05/13/2019   07:10:18   (   0.00,-137.19) (   0.46,-135.02)  246.86                80
 05/13/2019   19:31:34   (  -0.00,-137.21) (   0.63,-140.17)  337.72                80
 05/15/2019   19:19:25   (  -0.00,-137.21) (  -0.01,-137.23)    2.41                80
 05/17/2019   19:09:56   (   0.00,-137.20) (  -0.64,-134.28)  333.05                80
 05/18/2019   07:31:20   (  -0.00,-137.19) (  -0.51,-139.46)  259.01                80
 05/20/2019   07:16:31   (  -0.01,-137.17) (   0.11,-136.51)   75.25                80
 05/22/2019   07:04:22   (  -0.01,-137.15) (   0.73,-133.55)  408.69                80
 05/22/2019   19:25:39   (   0.01,-137.16) (   0.33,-138.72)  177.38                80
 05/24/2019   19:16:10   (   0.00,-137.14) (  -0.27,-135.77)  155.34                80