Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 8 2.  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)
 08/02/2021   07:35:11   (   0.01,-137.20) (  -0.80,-140.91)  422.07                80
 08/04/2021   07:23:01   (   0.01,-137.20) (  -0.14,-137.96)   86.54                80
 08/06/2021   07:13:30   (  -0.00,-137.18) (   0.45,-135.00)  248.26                80
 08/06/2021   19:32:06   (   0.00,-137.19) (   0.62,-140.16)  337.39                80
 08/08/2021   19:22:35   (  -0.00,-137.17) (   0.03,-137.20)    4.39                80
 08/10/2021   19:10:25   (  -0.01,-137.14) (  -0.63,-134.25)  329.67                80
 08/11/2021   07:31:49   (   0.01,-137.13) (  -0.50,-139.43)  262.56                80
 08/13/2021   07:16:59   (   0.01,-137.10) (   0.17,-136.48)   70.18                80
 08/15/2021   07:04:48   (   0.01,-137.06) (   0.78,-133.52)  402.17                80
 08/15/2021   19:26:03   (  -0.01,-137.06) (   0.37,-138.67)  184.26                80