Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 5 30.  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)
 05/30/2021   07:34:51   (  -0.03,-137.19) (  -0.81,-140.94)  426.23                80
 06/01/2021   07:22:40   (  -0.03,-137.18) (  -0.22,-137.97)   91.11                80
 06/03/2021   07:13:10   (  -0.03,-137.17) (   0.44,-135.02)  243.99                80
 06/03/2021   19:31:45   (   0.03,-137.18) (   0.65,-140.18)  341.42                80
 06/05/2021   19:19:35   (   0.03,-137.16) (   0.05,-137.22)    6.94                80
 06/07/2021   19:10:05   (   0.02,-137.14) (  -0.60,-134.27)  327.42                80
 06/08/2021   07:31:28   (  -0.02,-137.13) (  -0.52,-139.45)  264.76                80
 06/10/2021   07:16:38   (  -0.02,-137.10) (   0.14,-136.51)   68.37                80
 06/12/2021   07:04:27   (  -0.01,-137.06) (   0.74,-133.54)  400.44                80
 06/12/2021   19:25:43   (   0.01,-137.06) (   0.34,-138.70)  185.95                80