Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 7 19.  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)
 07/20/2020   19:22:23   (  -0.01,-137.19) (  -0.02,-137.21)    2.65                80
 07/22/2020   19:10:12   (  -0.02,-137.18) (  -0.63,-134.25)  333.64                80
 07/23/2020   07:28:57   (   0.02,-137.18) (  -0.44,-139.45)  257.22                80
 07/25/2020   07:19:26   (   0.03,-137.17) (   0.17,-136.49)   77.46                80
 07/27/2020   07:07:15   (   0.02,-137.15) (   0.78,-133.52)  411.74                80
 07/27/2020   19:25:51   (  -0.02,-137.14) (   0.29,-138.68)  175.11                80
 07/29/2020   19:16:20   (  -0.02,-137.11) (  -0.32,-135.72)  158.35                80
 07/30/2020   07:35:04   (   0.02,-137.11) (  -0.81,-140.91)  432.91                80
 07/31/2020   19:01:29   (   0.01,-137.08) (  -0.93,-132.76)  491.48                80
 08/01/2020   07:25:33   (  -0.01,-137.07) (  -0.19,-137.95)   99.88                80