Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 1 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/28/2019   06:45:08   (  -0.00,-127.73) (   0.79,-124.11)  412.15                80
 01/28/2019   19:06:22   (   0.01,-127.64) (   0.33,-129.26)  183.38                80
 01/30/2019   18:56:50   (   0.01,-127.55) (  -0.28,-126.30)  143.26                80
 01/31/2019   07:18:14   (  -0.01,-127.60) (  -0.84,-131.48)  442.01                80
 02/01/2019   18:44:39   (   0.00,-127.46) (  -0.89,-123.33)  469.41                80
 02/02/2019   07:06:02   (  -0.01,-127.50) (  -0.23,-128.52)  116.06                80
 02/04/2019   06:51:10   (  -0.01,-127.41) (   0.37,-125.56)  209.64                80
 02/04/2019   19:12:25   (   0.02,-127.31) (   0.75,-130.71)  387.09                80
 02/06/2019   19:00:13   (   0.02,-127.21) (   0.16,-127.75)   61.60                80
 02/08/2019   18:50:42   (   0.03,-127.11) (  -0.50,-124.80)  263.60                80
 02/09/2019   07:12:06   (  -0.03,-127.16) (  -0.63,-129.99)  321.46                80