Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 4 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/11/2019   19:00:28   (  -0.05,-127.77) (  -0.01,-127.84)    8.21                80
 04/13/2019   18:50:57   (  -0.06,-127.70) (  -0.66,-124.88)  319.88                80
 04/14/2019   07:09:41   (   0.06,-127.70) (  -0.45,-130.07)  270.33                80
 04/16/2019   07:00:09   (   0.06,-127.62) (   0.14,-127.11)   57.13                80
 04/18/2019   06:47:58   (   0.06,-127.54) (   0.79,-124.16)  384.28                80
 04/18/2019   19:06:32   (  -0.06,-127.49) (   0.34,-129.31)  206.96                80
 04/20/2019   18:57:02   (  -0.07,-127.41) (  -0.30,-126.36)  119.80                80
 04/21/2019   07:15:45   (   0.07,-127.41) (  -0.81,-131.55)  470.64                80
 04/22/2019   18:44:50   (  -0.07,-127.32) (  -0.88,-123.39)  445.98                80
 04/23/2019   07:03:34   (   0.08,-127.32) (  -0.17,-128.59)  144.61                80