Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 1 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/21/2019   19:02:59   (  -0.01,-127.92) (  -0.03,-127.79)   14.39                80
 01/23/2019   18:50:47   (  -0.01,-127.85) (  -0.65,-124.83)  342.56                80
 01/24/2019   07:12:11   (  -0.00,-127.90) (  -0.47,-130.02)  241.94                80
 01/26/2019   06:57:19   (  -0.00,-127.82) (   0.16,-127.06)   85.90                80
 01/28/2019   06:45:07   (  -0.00,-127.74) (   0.79,-124.10)  413.44                80
 01/28/2019   19:06:22   (   0.01,-127.64) (   0.33,-129.26)  183.19                80
 01/30/2019   18:56:49   (   0.01,-127.55) (  -0.25,-126.28)  143.92                80
 01/31/2019   07:18:13   (  -0.01,-127.61) (  -0.86,-131.47)  439.89                80
 02/01/2019   18:44:37   (   0.00,-127.46) (  -0.88,-123.33)  470.60                80
 02/02/2019   07:06:01   (  -0.01,-127.52) (  -0.23,-128.52)  113.39                80