Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 9 28.  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)
 09/29/2020   07:04:58   (   0.04,-137.20) (   0.81,-133.54)  415.65                80
 09/29/2020   19:26:14   (  -0.04,-137.19) (   0.27,-138.70)  171.12                80
 10/01/2020   19:16:43   (  -0.04,-137.18) (  -0.35,-135.74)  163.89                80
 10/02/2020   07:38:06   (   0.04,-137.18) (  -0.77,-140.93)  426.55                80
 10/03/2020   19:04:32   (  -0.04,-137.17) (  -0.98,-132.78)  498.36                80
 10/04/2020   07:25:56   (   0.04,-137.16) (  -0.14,-137.97)   92.25                80
 10/06/2020   07:11:05   (   0.04,-137.14) (   0.49,-135.01)  241.35                80
 10/06/2020   19:32:20   (  -0.04,-137.13) (   0.59,-140.18)  346.16                80
 10/08/2020   19:20:09   (  -0.04,-137.09) (  -0.03,-137.22)   13.85                80
 10/10/2020   19:10:38   (  -0.03,-137.05) (  -0.60,-134.25)  318.14                80
 10/11/2020   07:32:01   (   0.03,-137.04) (  -0.51,-139.44)  273.00                80