Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 6 8.  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)
 06/08/2021   07:28:49   (  -0.03,-137.19) (  -0.50,-139.46)  257.46                80
 06/10/2021   07:19:18   (  -0.03,-137.20) (   0.10,-136.50)   79.78                80
 06/12/2021   07:07:08   (  -0.03,-137.20) (   0.76,-133.55)  416.09                80
 06/12/2021   19:25:44   (   0.02,-137.20) (   0.32,-138.70)  170.32                80
 06/14/2021   19:16:13   (   0.02,-137.20) (  -0.28,-135.74)  165.23                80
 06/15/2021   07:34:56   (  -0.02,-137.19) (  -0.84,-140.93)  425.34                80
 06/17/2021   07:22:46   (  -0.02,-137.18) (  -0.17,-137.98)   90.39                80
 06/19/2021   07:13:16   (  -0.02,-137.17) (   0.44,-135.02)  244.08                80
 06/19/2021   19:31:51   (   0.01,-137.16) (   0.64,-140.18)  342.86                80
 06/21/2021   19:19:40   (   0.01,-137.14) (   0.03,-137.22)    9.42                80