Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 2 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 02/22/2019   19:02:57   (   0.03,-128.26) (  -0.08,-127.80)   52.17                80
 02/24/2019   18:50:47   (   0.03,-128.29) (  -0.74,-124.85)  391.90                80
 02/25/2019   07:12:10   (  -0.02,-128.34) (  -0.38,-130.04)  193.05                80
 02/27/2019   06:57:19   (  -0.02,-128.37) (   0.28,-127.09)  145.96                80
 02/27/2019   19:18:34   (   0.02,-128.33) (   0.85,-132.24)  444.75                80
 03/01/2019   06:45:07   (  -0.01,-128.40) (   0.88,-124.13)  484.33                80
 03/01/2019   19:06:23   (   0.01,-128.36) (   0.19,-129.30)  106.41                80
 03/03/2019   18:56:51   (   0.00,-128.38) (  -0.41,-126.33)  231.83                80
 03/04/2019   07:18:16   (  -0.00,-128.43) (  -0.64,-131.54)  352.75                80
 03/06/2019   07:06:04   (  -0.00,-128.45) (  -0.03,-128.58)   14.83                80