Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 9 15.  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   19:16:39   (  -0.04,-137.20) (  -0.36,-135.74)  165.99                80
 09/16/2020   07:35:23   (   0.04,-137.19) (  -0.77,-140.93)  424.98                80
 09/18/2020   07:23:13   (   0.04,-137.19) (  -0.10,-137.98)   89.54                80
 09/20/2020   07:13:42   (   0.04,-137.17) (   0.51,-135.02)  245.44                80
 09/20/2020   19:32:17   (  -0.04,-137.18) (   0.57,-140.18)  340.87                80
 09/22/2020   19:20:06   (  -0.03,-137.16) (  -0.04,-137.22)    7.16                80
 09/24/2020   19:10:36   (  -0.03,-137.13) (  -0.65,-134.26)  326.48                80
 09/25/2020   07:29:19   (   0.03,-137.12) (  -0.47,-139.45)  265.08                80
 09/27/2020   07:17:08   (   0.02,-137.09) (   0.15,-136.49)   67.86                80