Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 3 23.  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   19:16:09   (   0.01,-137.21) (  -0.28,-135.71)  169.97                80
 03/24/2020   07:37:33   (  -0.01,-137.20) (  -0.83,-140.91)  421.50                80
 03/26/2020   07:25:21   (  -0.01,-137.22) (  -0.17,-137.96)   83.71                80
 03/28/2020   07:10:29   (  -0.01,-137.23) (   0.49,-135.00)  253.33                80
 03/28/2020   19:31:44   (   0.01,-137.24) (   0.62,-140.16)  331.60                80
 03/30/2020   19:22:11   (   0.00,-137.24) (   0.02,-137.20)    4.81                80
 04/01/2020   19:09:59   (   0.00,-137.23) (  -0.65,-134.25)  339.24                80
 04/02/2020   07:31:23   (   0.00,-137.21) (  -0.45,-139.44)  252.86                80
 04/04/2020   07:16:30   (   0.00,-137.19) (   0.15,-136.48)   81.31                80