Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 8 9.  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)
 08/10/2020   07:19:29   (   0.01,-137.15) (   0.16,-136.47)   77.52                80
 08/12/2020   07:07:18   (   0.01,-137.12) (   0.79,-133.51)  411.04                80
 08/12/2020   19:25:53   (  -0.01,-137.12) (   0.34,-138.66)  174.99                80
 08/14/2020   19:16:22   (   0.01,-137.09) (  -0.29,-135.70)  157.79                80
 08/15/2020   07:37:45   (  -0.01,-137.06) (  -0.84,-140.89)  434.81                80
 08/16/2020   19:04:11   (   0.00,-137.04) (  -0.93,-132.74)  489.03                80
 08/17/2020   07:25:35   (  -0.00,-137.02) (  -0.20,-137.93)  103.69                80
 08/19/2020   07:13:24   (  -0.00,-136.96) (   0.44,-134.97)  226.96                80
 08/19/2020   19:31:58   (   0.00,-136.96) (   0.69,-140.12)  359.82                80
 08/21/2020   19:19:47   (  -0.00,-136.90) (   0.05,-137.16)   29.67                80