Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 9 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/27/2019   18:56:36   (  -0.31,-127.71) (  -0.61,-126.40)  150.53                80
 09/28/2019   07:18:00   (   0.32,-127.67) (  -0.51,-131.58)  445.10                80
 09/29/2019   18:44:24   (  -0.31,-127.64) (  -1.20,-123.43)  478.36                80
 09/30/2019   07:05:48   (   0.32,-127.59) (   0.07,-128.62)  117.47                80
 10/02/2019   06:50:57   (   0.31,-127.51) (   0.72,-125.67)  209.87                80
 10/02/2019   19:12:12   (  -0.32,-127.51) (   0.41,-130.82)  376.65                80
 10/04/2019   19:00:01   (  -0.31,-127.43) (  -0.24,-127.87)   49.85                80
 10/06/2019   18:50:29   (  -0.31,-127.34) (  -0.83,-124.91)  276.63                80
 10/07/2019   07:11:53   (   0.31,-127.30) (  -0.29,-130.10)  318.36                80
 10/09/2019   06:57:01   (   0.31,-127.21) (   0.30,-127.14)    7.96                80