Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 5 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)
 06/01/2021   07:22:40   (  -0.03,-137.18) (  -0.18,-137.98)   91.25                80
 06/03/2021   07:13:09   (  -0.03,-137.17) (   0.42,-135.02)  243.76                80
 06/03/2021   19:31:45   (   0.03,-137.17) (   0.67,-140.18)  341.67                80
 06/05/2021   19:19:35   (   0.03,-137.16) (   0.01,-137.23)    7.62                80
 06/07/2021   19:10:04   (   0.02,-137.14) (  -0.58,-134.26)  326.91                80
 06/08/2021   07:28:48   (  -0.02,-137.12) (  -0.54,-139.45)  265.34                80
 06/10/2021   07:16:38   (  -0.02,-137.09) (   0.12,-136.50)   67.61                80
 06/12/2021   07:04:27   (  -0.01,-137.06) (   0.72,-133.54)  399.63                80
 06/12/2021   19:25:43   (   0.01,-137.06) (   0.36,-138.70)  186.76                80