Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 1 8.  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)
 01/08/2020   07:13:37   (  -0.01,-137.21) (   0.48,-134.99)  252.85                80
 01/08/2020   19:32:11   (   0.00,-137.21) (   0.65,-140.14)  333.02                80
 01/10/2020   19:22:41   (   0.01,-137.20) (   0.01,-137.19)    1.12                80
 01/12/2020   19:10:30   (   0.02,-137.17) (  -0.62,-134.23)  334.43                80
 01/13/2020   07:29:13   (  -0.01,-137.15) (  -0.50,-139.42)  257.81                80
 01/15/2020   07:19:42   (  -0.02,-137.12) (   0.13,-136.47)   74.88                80
 01/17/2020   07:07:32   (  -0.02,-137.09) (   0.75,-133.51)  407.01                80
 01/17/2020   19:26:07   (   0.02,-137.09) (   0.34,-138.67)  179.87                80
 01/19/2020   19:16:36   (   0.02,-137.05) (  -0.27,-135.72)  151.36                80
 01/20/2020   07:35:20   (  -0.01,-137.03) (  -0.85,-140.90)  441.23                80
 01/21/2020   19:04:25   (   0.02,-137.00) (  -0.86,-132.76)  481.91                80