Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 4 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 04/28/2019   18:38:41   (  -0.09,-128.03) (  -0.41,-126.48)  175.64                80
 04/29/2019   07:00:05   (   0.09,-128.01) (  -0.70,-131.67)  416.51                80
 05/01/2019   06:47:53   (   0.09,-128.07) (  -0.06,-128.72)   74.31                80
 05/03/2019   06:33:01   (   0.09,-128.12) (   0.58,-125.76)  267.53                80
 05/03/2019   18:54:17   (  -0.09,-128.16) (   0.47,-130.93)  314.30                80
 05/05/2019   18:44:45   (  -0.10,-128.21) (  -0.16,-127.98)   26.77                80
 05/07/2019   18:32:33   (  -0.10,-128.24) (  -0.80,-125.02)  366.77                80
 05/08/2019   06:53:57   (   0.10,-128.22) (  -0.30,-130.21)  225.76                80
 05/10/2019   06:39:05   (   0.11,-128.25) (   0.34,-127.26)  113.27                80
 05/10/2019   19:00:20   (  -0.11,-128.28) (   0.78,-132.41)  469.62                80