Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 8 16.  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)
 08/16/2019   06:27:43   (  -0.08,-128.43) (   0.78,-124.25)  475.15                80
 08/16/2019   18:51:38   (   0.12,-128.44) (   0.30,-129.41)  109.14                80
 08/18/2019   18:36:47   (   0.11,-128.45) (  -0.31,-126.45)  227.56                80
 08/19/2019   07:00:51   (  -0.15,-128.44) (  -0.82,-131.63)  362.29                80
 08/21/2019   06:48:40   (  -0.14,-128.45) (  -0.20,-128.67)   26.21                80
 08/23/2019   06:33:50   (  -0.13,-128.44) (   0.47,-125.72)  309.26                80
 08/23/2019   18:57:45   (   0.17,-128.44) (   0.67,-130.87)  276.21                80
 08/25/2019   18:42:54   (   0.17,-128.43) (   0.06,-127.91)   58.33                80
 08/27/2019   18:30:43   (   0.16,-128.40) (  -0.56,-124.95)  392.15                80
 08/28/2019   06:54:47   (  -0.20,-128.40) (  -0.56,-130.14)  197.86                80