Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 5 10.  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)
 05/10/2020   19:15:44   (   0.03,-137.21) (  -0.26,-135.73)  166.92                80
 05/11/2020   07:37:08   (  -0.03,-137.20) (  -0.84,-140.93)  424.85                80
 05/13/2020   07:24:56   (  -0.02,-137.20) (  -0.19,-137.98)   87.99                80
 05/15/2020   07:10:04   (  -0.02,-137.21) (   0.46,-135.03)  248.66                80
 05/15/2020   19:31:19   (   0.01,-137.23) (   0.66,-140.18)  336.21                80
 05/17/2020   19:19:07   (   0.01,-137.23) (   0.02,-137.23)    0.44                80
 05/19/2020   19:09:35   (   0.01,-137.23) (  -0.63,-134.28)  335.94                80
 05/20/2020   07:30:59   (  -0.01,-137.21) (  -0.47,-139.47)  256.01                80
 05/22/2020   07:16:06   (  -0.01,-137.20) (   0.11,-136.51)   78.89                80