Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 12 3.  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)
 12/04/2020   19:16:45   (  -0.03,-137.22) (  -0.36,-135.74)  168.78                80
 12/05/2020   07:38:09   (   0.02,-137.20) (  -0.76,-140.92)  423.08                80
 12/07/2020   07:25:58   (   0.02,-137.18) (  -0.12,-137.97)   89.18                80
 12/09/2020   07:11:06   (   0.02,-137.16) (   0.47,-135.01)  244.32                80
 12/09/2020   19:32:22   (  -0.02,-137.16) (   0.60,-140.17)  341.77                80
 12/11/2020   19:20:10   (  -0.02,-137.13) (   0.00,-137.21)    9.12                80
 12/13/2020   19:10:38   (  -0.02,-137.09) (  -0.59,-134.24)  322.81                80
 12/14/2020   07:32:03   (   0.02,-137.07) (  -0.46,-139.44)  269.64                80
 12/16/2020   07:17:11   (   0.01,-137.02) (   0.14,-136.48)   61.60                80