Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 7 15.  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)
 07/15/2019   06:27:32   (   0.07,-127.78) (   0.84,-124.26)  400.57                80
 07/15/2019   18:51:27   (  -0.04,-127.80) (   0.29,-129.41)  182.08                80
 07/17/2019   18:36:36   (  -0.05,-127.87) (  -0.34,-126.45)  161.48                80
 07/18/2019   07:00:39   (   0.02,-127.89) (  -0.78,-131.64)  426.68                80
 07/20/2019   06:48:28   (   0.03,-127.95) (  -0.15,-128.68)   83.53                80
 07/22/2019   06:33:39   (   0.04,-128.01) (   0.54,-125.74)  259.38                80
 07/22/2019   18:57:33   (  -0.01,-128.03) (   0.59,-130.88)  324.21                80
 07/24/2019   18:42:42   (  -0.02,-128.09) (  -0.04,-127.93)   18.38                80
 07/26/2019   18:30:31   (  -0.02,-128.14) (  -0.68,-124.97)  360.39                80
 07/27/2019   06:54:35   (  -0.01,-128.16) (  -0.44,-130.16)  227.49                80