Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 1 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/26/2019   06:57:19   (  -0.01,-127.81) (   0.13,-127.06)   85.45                80
 01/28/2019   06:45:07   (  -0.00,-127.73) (   0.75,-124.10)  412.88                80
 01/28/2019   19:06:22   (   0.01,-127.64) (   0.36,-129.25)  182.77                80
 01/30/2019   18:56:50   (   0.01,-127.56) (  -0.28,-126.29)  144.27                80
 01/31/2019   07:18:13   (  -0.01,-127.61) (  -0.83,-131.48)  440.59                80
 02/01/2019   18:44:37   (   0.00,-127.47) (  -0.86,-123.32)  470.94                80
 02/02/2019   07:06:01   (  -0.01,-127.51) (  -0.19,-128.52)  114.16                80
 02/04/2019   06:51:09   (  -0.01,-127.42) (   0.39,-125.56)  212.15                80
 02/04/2019   19:12:23   (   0.02,-127.32) (   0.71,-130.71)  384.73                80
 02/06/2019   19:00:10   (   0.02,-127.22) (   0.12,-127.74)   58.53                80