Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 8 3.  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)
 08/03/2020   07:10:42   (   0.00,-137.18) (   0.47,-135.00)  248.03                80
 08/03/2020   19:31:57   (  -0.00,-137.18) (   0.65,-140.14)  337.33                80
 08/05/2020   19:22:27   (  -0.00,-137.19) (  -0.03,-137.20)    3.00                80
 08/07/2020   19:10:16   (  -0.00,-137.19) (  -0.65,-134.24)  335.89                80
 08/08/2020   07:31:40   (   0.00,-137.18) (  -0.48,-139.42)  255.15                80
 08/10/2020   07:16:49   (   0.00,-137.18) (   0.15,-136.47)   80.64                80
 08/12/2020   07:04:38   (   0.00,-137.16) (   0.77,-133.51)  415.65                80
 08/12/2020   19:25:54   (  -0.01,-137.17) (   0.30,-138.67)  170.50                80
 08/14/2020   19:16:23   (  -0.01,-137.14) (  -0.33,-135.71)  163.41                80
 08/15/2020   07:37:46   (   0.01,-137.13) (  -0.79,-140.90)  428.15                80
 08/16/2020   19:04:12   (  -0.01,-137.11) (  -0.96,-132.75)  496.49                80