Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2020 1 20.  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)
 01/20/2020   07:35:16   (   0.01,-137.21) (  -0.79,-140.90)  420.15                80
 01/22/2020   07:23:04   (   0.00,-137.19) (  -0.17,-137.94)   85.19                80
 01/24/2020   07:13:32   (   0.00,-137.18) (   0.45,-134.98)  249.42                80
 01/24/2020   19:32:08   (  -0.01,-137.18) (   0.61,-140.15)  336.35                80
 01/26/2020   19:22:36   (  -0.00,-137.17) (  -0.01,-137.19)    2.91                80
 01/28/2020   19:10:24   (   0.00,-137.14) (  -0.64,-134.23)  331.88                80
 01/29/2020   07:29:08   (   0.00,-137.13) (  -0.46,-139.42)  260.49                80
 01/31/2020   07:19:35   (   0.00,-137.10) (   0.11,-136.45)   72.96                80
 02/02/2020   07:07:23   (  -0.00,-137.06) (   0.75,-133.50)  405.60                80
 02/02/2020   19:25:59   (  -0.01,-137.07) (   0.32,-138.66)  180.87                80