Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 1 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/05/2019   19:03:05   (  -0.05,-128.39) (  -0.19,-127.84)   63.10                80
 01/07/2019   18:50:53   (  -0.05,-128.35) (  -0.79,-124.88)  394.63                80
 01/08/2019   07:12:17   (   0.04,-128.40) (  -0.31,-130.07)  189.67                80
 01/10/2019   06:57:25   (   0.04,-128.35) (   0.30,-127.11)  141.38                80
 01/10/2019   19:18:40   (  -0.03,-128.27) (   0.83,-132.26)  453.63                80
 01/12/2019   06:45:13   (   0.04,-128.30) (   0.92,-124.15)  472.19                80
 01/12/2019   19:06:28   (  -0.03,-128.22) (   0.22,-129.30)  122.78                80
 01/14/2019   18:56:56   (  -0.03,-128.16) (  -0.41,-126.34)  207.55                80
 01/15/2019   07:18:19   (   0.01,-128.22) (  -0.69,-131.53)  375.91                80
 01/17/2019   07:06:08   (   0.02,-128.16) (  -0.06,-128.57)   46.67                80