Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 4 14.  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)
 04/15/2020   19:19:24   (   0.02,-137.19) (   0.01,-137.21)    2.85                80
 04/17/2020   19:09:52   (   0.02,-137.17) (  -0.63,-134.26)  331.73                80
 04/18/2020   07:31:16   (  -0.02,-137.14) (  -0.48,-139.45)  261.70                80
 04/20/2020   07:16:23   (  -0.01,-137.12) (   0.10,-136.48)   71.76                80
 04/22/2020   07:04:11   (  -0.02,-137.09) (   0.75,-133.53)  404.76                80
 04/22/2020   19:25:26   (   0.01,-137.10) (   0.36,-138.69)  180.35                80
 04/24/2020   19:15:54   (   0.02,-137.07) (  -0.29,-135.74)  151.83                80
 04/25/2020   07:37:18   (  -0.01,-137.04) (  -0.81,-140.93)  441.80                80
 04/26/2020   19:03:41   (   0.01,-137.02) (  -0.88,-132.77)  483.03                80
 04/27/2020   07:25:05   (  -0.01,-136.99) (  -0.22,-137.97)  110.84                80