Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 1 23.  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)
 01/24/2020   07:13:33   (   0.01,-137.18) (   0.49,-134.99)  249.42                80
 01/24/2020   19:32:08   (  -0.01,-137.19) (   0.63,-140.14)  336.40                80
 01/26/2020   19:19:56   (  -0.01,-137.17) (   0.01,-137.18)    2.58                80
 01/28/2020   19:10:24   (  -0.00,-137.14) (  -0.61,-134.22)  331.72                80
 01/29/2020   07:29:08   (   0.01,-137.13) (  -0.49,-139.42)  260.58                80
 01/31/2020   07:19:36   (   0.01,-137.10) (   0.14,-136.46)   72.76                80
 02/02/2020   07:07:24   (   0.00,-137.07) (   0.77,-133.50)  405.39                80
 02/02/2020   19:26:00   (  -0.01,-137.07) (   0.30,-138.66)  181.11                80
 02/04/2020   19:16:27   (  -0.01,-137.02) (  -0.27,-135.69)  150.43                80
 02/05/2020   07:35:10   (   0.02,-137.00) (  -0.83,-140.89)  442.57                80