Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 7 15.  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)
 07/16/2020   07:22:48   (  -0.00,-137.18) (  -0.17,-137.96)   88.84                80
 07/18/2020   07:13:17   (  -0.02,-137.16) (   0.43,-135.00)  245.45                80
 07/18/2020   19:31:53   (   0.02,-137.16) (   0.64,-140.16)  340.86                80
 07/20/2020   19:19:42   (   0.02,-137.13) (   0.04,-137.20)    7.78                80
 07/22/2020   19:10:11   (   0.01,-137.09) (  -0.57,-134.24)  324.36                80
 07/23/2020   07:31:36   (  -0.01,-137.08) (  -0.49,-139.44)  267.70                80
 07/25/2020   07:16:45   (  -0.00,-137.04) (   0.12,-136.47)   63.91                80
 07/27/2020   07:04:34   (  -0.00,-136.99) (   0.73,-133.51)  395.25                80
 07/27/2020   19:25:50   (   0.01,-136.98) (   0.35,-138.67)  191.72                80