Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 3 31.  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)
 04/01/2020   19:09:59   (   0.02,-137.21) (  -0.64,-134.24)  338.42                80
 04/02/2020   07:31:23   (  -0.02,-137.20) (  -0.47,-139.44)  253.32                80
 04/04/2020   07:16:30   (  -0.02,-137.19) (   0.14,-136.47)   81.31                80
 04/06/2020   07:04:17   (  -0.01,-137.17) (   0.75,-133.51)  415.47                80
 04/06/2020   19:25:32   (   0.01,-137.17) (   0.35,-138.67)  170.61                80
 04/08/2020   19:16:00   (   0.01,-137.15) (  -0.32,-135.72)  163.20                80
 04/09/2020   07:37:22   (  -0.01,-137.14) (  -0.84,-140.90)  428.61                80
 04/10/2020   19:03:47   (   0.02,-137.12) (  -0.93,-132.76)  496.30                80
 04/11/2020   07:25:09   (  -0.02,-137.10) (  -0.22,-137.94)   95.74                80
 04/13/2020   07:10:16   (  -0.02,-137.07) (   0.39,-134.98)  236.52                80
 04/13/2020   19:31:32   (   0.02,-137.06) (   0.65,-140.15)  350.53                80