Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 5 12.  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)
 05/13/2020   07:25:00   (  -0.03,-137.19) (  -0.17,-137.98)   89.63                80
 05/15/2020   07:10:09   (  -0.02,-137.19) (   0.43,-135.03)  245.53                80
 05/15/2020   19:31:25   (   0.02,-137.20) (   0.66,-140.19)  339.70                80
 05/17/2020   19:19:15   (   0.02,-137.19) (   0.03,-137.24)    5.13                80
 05/19/2020   19:09:45   (   0.02,-137.18) (  -0.58,-134.29)  328.78                80
 05/20/2020   07:31:10   (  -0.02,-137.17) (  -0.50,-139.49)  263.71                80
 05/22/2020   07:16:21   (  -0.01,-137.15) (   0.14,-136.55)   69.06                80
 05/24/2020   07:04:12   (  -0.01,-137.12) (   0.75,-133.60)  400.58                80
 05/24/2020   19:25:28   (   0.00,-137.13) (   0.38,-138.76)  185.95                80