Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 4 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/09/2019   06:54:05   (   0.04,-127.88) (   0.53,-125.65)  254.67                80
 04/09/2019   19:12:39   (  -0.04,-127.84) (   0.60,-130.80)  336.25                80
 04/11/2019   19:00:28   (  -0.05,-127.77) (  -0.06,-127.85)    8.43                80
 04/13/2019   18:50:56   (  -0.06,-127.69) (  -0.66,-124.88)  319.48                80
 04/14/2019   07:09:40   (   0.06,-127.69) (  -0.44,-130.07)  270.61                80
 04/16/2019   07:00:08   (   0.06,-127.61) (   0.17,-127.11)   56.77                80
 04/18/2019   06:47:56   (   0.06,-127.53) (   0.79,-124.15)  384.07                80
 04/18/2019   19:06:31   (  -0.06,-127.48) (   0.34,-129.30)  207.24                80
 04/20/2019   18:56:59   (  -0.07,-127.40) (  -0.29,-126.34)  119.64                80
 04/21/2019   07:15:43   (   0.07,-127.40) (  -0.81,-131.54)  470.66                80
 04/22/2019   18:44:47   (  -0.07,-127.31) (  -0.91,-123.39)  445.99                80