Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 1 13.  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)
 01/13/2020   07:29:12   (  -0.00,-137.21) (  -0.49,-139.42)  251.90                80
 01/15/2020   07:19:41   (  -0.01,-137.21) (   0.17,-136.47)   84.50                80
 01/17/2020   07:07:29   (  -0.01,-137.20) (   0.78,-133.51)  420.34                80
 01/17/2020   19:26:05   (   0.00,-137.21) (   0.28,-138.67)  165.43                80
 01/19/2020   19:16:33   (   0.00,-137.20) (  -0.32,-135.71)  169.68                80
 01/20/2020   07:35:17   (   0.00,-137.19) (  -0.79,-140.90)  421.98                80
 01/22/2020   07:23:05   (  -0.00,-137.17) (  -0.18,-137.94)   87.70                80
 01/24/2020   07:13:33   (  -0.00,-137.15) (   0.43,-134.98)  246.21                80
 01/24/2020   19:32:09   (  -0.00,-137.15) (   0.64,-140.14)  340.32                80
 01/26/2020   19:19:57   (   0.00,-137.13) (   0.03,-137.18)    6.82                80