Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2021 7 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)
 08/01/2021   19:16:27   (  -0.01,-137.22) (  -0.32,-135.72)  169.56                80
 08/02/2021   07:35:12   (   0.01,-137.21) (  -0.76,-140.92)  421.94                80
 08/04/2021   07:23:01   (   0.00,-137.20) (  -0.16,-137.96)   86.15                80
 08/06/2021   07:10:50   (  -0.01,-137.19) (   0.44,-135.00)  248.87                80
 08/06/2021   19:32:06   (   0.01,-137.19) (   0.64,-140.16)  336.90                80
 08/08/2021   19:19:56   (   0.00,-137.17) (  -0.02,-137.21)    4.32                80
 08/10/2021   19:10:25   (  -0.00,-137.15) (  -0.62,-134.24)  330.46                80
 08/11/2021   07:31:48   (   0.00,-137.13) (  -0.51,-139.43)  261.58                80
 08/13/2021   07:16:58   (   0.00,-137.10) (   0.16,-136.48)   71.35                80