Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 3 22.  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)
 03/23/2020   19:16:10   (   0.01,-137.23) (  -0.30,-135.72)  171.21                80
 03/24/2020   07:37:34   (  -0.01,-137.21) (  -0.81,-140.91)  420.74                80
 03/26/2020   07:25:22   (  -0.02,-137.21) (  -0.15,-137.96)   84.29                80
 03/28/2020   07:10:29   (  -0.02,-137.21) (   0.44,-135.00)  251.50                80
 03/28/2020   19:31:43   (   0.02,-137.22) (   0.67,-140.15)  333.56                80
 03/30/2020   19:22:12   (   0.02,-137.21) (   0.01,-137.20)    1.09                80
 04/01/2020   19:09:59   (   0.02,-137.18) (  -0.58,-134.23)  334.70                80
 04/02/2020   07:31:22   (  -0.02,-137.16) (  -0.52,-139.43)  257.91                80
 04/04/2020   07:16:30   (  -0.01,-137.13) (   0.14,-136.48)   74.78                80