Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 7 26.  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)
 07/27/2019   06:54:38   (  -0.02,-128.14) (  -0.47,-130.16)  230.15                80
 07/29/2019   06:39:49   (  -0.01,-128.19) (   0.22,-127.22)  110.24                80
 07/29/2019   19:03:44   (   0.04,-128.21) (   0.93,-132.37)  473.46                80
 07/31/2019   06:27:39   (   0.00,-128.22) (   0.84,-124.27)  449.78                80
 07/31/2019   18:51:35   (   0.04,-128.24) (   0.26,-129.43)  134.03                80
 08/02/2019   18:36:45   (   0.02,-128.27) (  -0.35,-126.47)  204.91                80
 08/03/2019   07:00:49   (  -0.06,-128.28) (  -0.80,-131.65)  384.37                80
 08/05/2019   06:48:40   (  -0.05,-128.31) (  -0.14,-128.71)   45.82                80
 08/07/2019   06:33:51   (  -0.04,-128.33) (   0.50,-125.76)  292.35                80
 08/07/2019   18:57:47   (   0.08,-128.34) (   0.60,-130.92)  292.34                80
 08/09/2019   18:42:58   (   0.07,-128.36) (  -0.03,-127.97)   45.37                80