Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 8 21.  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)
 08/21/2020   19:22:34   (  -0.03,-137.19) (  -0.04,-137.21)    2.85                80
 08/23/2020   19:10:24   (  -0.02,-137.17) (  -0.66,-134.25)  332.66                80
 08/24/2020   07:29:08   (   0.03,-137.16) (  -0.49,-139.43)  258.78                80
 08/26/2020   07:19:39   (   0.02,-137.14) (   0.19,-136.49)   74.84                80
 08/28/2020   07:07:29   (   0.02,-137.12) (   0.79,-133.53)  407.57                80
 08/28/2020   19:26:05   (  -0.01,-137.11) (   0.30,-138.69)  179.09                80
 08/30/2020   19:16:35   (  -0.00,-137.08) (  -0.29,-135.73)  153.34                80
 08/31/2020   07:38:00   (   0.00,-137.07) (  -0.79,-140.93)  438.47                80
 09/01/2020   19:04:26   (  -0.00,-137.05) (  -0.94,-132.79)  485.27                80
 09/02/2020   07:23:10   (   0.00,-137.03) (  -0.20,-137.97)  106.59                80