Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 9 14.  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)
 09/15/2020   19:16:38   (  -0.04,-137.20) (  -0.33,-135.73)  165.93                80
 09/16/2020   07:38:03   (   0.04,-137.19) (  -0.73,-140.93)  425.16                80
 09/18/2020   07:23:12   (   0.04,-137.18) (  -0.13,-137.97)   89.77                80
 09/20/2020   07:13:41   (   0.04,-137.17) (   0.48,-135.01)  245.03                80
 09/20/2020   19:32:17   (  -0.04,-137.17) (   0.60,-140.17)  341.23                80
 09/22/2020   19:20:06   (  -0.03,-137.15) (  -0.01,-137.21)    7.40                80
 09/24/2020   19:10:35   (  -0.03,-137.12) (  -0.63,-134.25)  325.87                80
 09/25/2020   07:29:19   (   0.03,-137.11) (  -0.49,-139.44)  265.81                80
 09/27/2020   07:17:08   (   0.02,-137.08) (   0.12,-136.48)   67.08                80