Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 5 13.  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)
 05/13/2020   07:25:00   (  -0.03,-137.19) (  -0.19,-137.98)   89.64                80
 05/15/2020   07:10:10   (  -0.02,-137.18) (   0.44,-135.03)  245.03                80
 05/15/2020   19:31:26   (   0.02,-137.20) (   0.66,-140.19)  340.26                80
 05/17/2020   19:19:17   (   0.02,-137.19) (   0.01,-137.25)    6.95                80
 05/19/2020   19:09:48   (   0.02,-137.17) (  -0.62,-134.30)  327.10                80
 05/20/2020   07:31:12   (  -0.02,-137.15) (  -0.53,-139.49)  265.65                80
 05/22/2020   07:16:24   (  -0.01,-137.13) (   0.11,-136.55)   66.41                80
 05/24/2020   07:04:16   (  -0.01,-137.10) (   0.72,-133.61)  397.24                80
 05/24/2020   19:25:33   (   0.01,-137.11) (   0.36,-138.77)  189.38                80
 05/26/2020   19:16:06   (  -0.00,-137.07) (  -0.27,-135.83)  139.96                80