Simultaneous Nadir Overpasses (SNOs) between GOES-17 and LANDSAT-8
TLE Epoch: 2019 8 26.  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)
 08/26/2019   07:04:50   (  -0.02,-137.20) (   0.77,-133.51)  419.74                80
 08/26/2019   19:28:45   (   0.02,-137.21) (   0.30,-138.67)  166.08                80
 08/28/2019   19:13:55   (   0.02,-137.19) (  -0.32,-135.72)  168.80                80
 08/29/2019   07:37:58   (  -0.02,-137.18) (  -0.81,-140.90)  422.61                80
 08/31/2019   07:25:47   (  -0.02,-137.17) (  -0.19,-137.94)   88.40                80
 09/02/2019   07:10:56   (  -0.02,-137.15) (   0.44,-134.99)  245.51                80
 09/02/2019   19:34:52   (   0.02,-137.15) (   0.64,-140.15)  340.74                80
 09/04/2019   19:20:01   (   0.02,-137.12) (   0.01,-137.19)    7.81                80
 09/06/2019   19:07:49   (   0.03,-137.09) (  -0.55,-134.22)  325.49                80
 09/07/2019   07:31:54   (  -0.03,-137.07) (  -0.51,-139.42)  266.38                80