Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 7 26.  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)
 07/27/2019   19:16:25   (   0.00,-137.20) (  -0.30,-135.72)  167.81                80
 07/28/2019   07:37:50   (  -0.01,-137.18) (  -0.78,-140.91)  423.80                80
 07/30/2019   07:25:40   (  -0.01,-137.16) (  -0.17,-137.96)   90.34                80
 08/01/2019   07:10:50   (  -0.00,-137.13) (   0.43,-135.00)  242.20                80
 08/01/2019   19:34:45   (   0.01,-137.13) (   0.66,-140.16)  344.28                80
 08/03/2019   19:19:57   (   0.00,-137.10) (   0.01,-137.21)   12.42                80
 08/05/2019   19:07:48   (  -0.00,-137.07) (  -0.62,-134.26)  319.16                80
 08/06/2019   07:31:51   (  -0.00,-137.05) (  -0.53,-139.45)  272.94                80
 08/08/2019   07:17:02   (  -0.00,-137.01) (   0.10,-136.50)   57.91                80