Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 4 10.  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)
 04/11/2020   07:25:14   (  -0.03,-137.20) (  -0.19,-137.96)   86.31                80
 04/13/2020   07:10:22   (  -0.02,-137.20) (   0.41,-135.00)  248.65                80
 04/13/2020   19:31:37   (   0.02,-137.21) (   0.65,-140.17)  336.19                80
 04/15/2020   19:19:27   (   0.02,-137.20) (   0.01,-137.22)    2.62                80
 04/17/2020   19:09:56   (   0.01,-137.19) (  -0.63,-134.27)  331.99                80
 04/18/2020   07:31:19   (  -0.01,-137.17) (  -0.50,-139.46)  260.88                80
 04/20/2020   07:16:28   (  -0.01,-137.15) (   0.12,-136.51)   72.61                80
 04/22/2020   07:04:17   (  -0.01,-137.13) (   0.74,-133.56)  405.60                80
 04/22/2020   19:25:33   (   0.01,-137.14) (   0.35,-138.72)  180.06                80