Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 9 6.  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)
 09/06/2019   19:10:30   (   0.02,-137.20) (  -0.61,-134.23)  338.22                80
 09/07/2019   07:31:54   (  -0.02,-137.21) (  -0.51,-139.42)  251.57                80
 09/09/2019   07:17:03   (  -0.01,-137.21) (   0.12,-136.46)   84.84                80
 09/11/2019   07:04:52   (  -0.01,-137.21) (   0.75,-133.50)  420.67                80
 09/11/2019   19:26:08   (   0.00,-137.20) (   0.32,-138.66)  166.21                80
 09/13/2019   19:16:37   (  -0.00,-137.20) (  -0.31,-135.71)  169.37                80
 09/14/2019   07:38:00   (   0.00,-137.20) (  -0.80,-140.90)  420.56                80
 09/16/2019   07:25:49   (   0.00,-137.19) (  -0.16,-137.94)   85.46                80
 09/18/2019   07:10:59   (   0.00,-137.17) (   0.48,-134.98)  248.99                80
 09/18/2019   19:32:13   (  -0.00,-137.16) (   0.66,-140.13)  338.58                80