Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 9 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)
 09/27/2019   18:56:36   (  -0.31,-127.71) (  -0.56,-126.39)  150.50                80
 09/28/2019   07:18:00   (   0.32,-127.67) (  -0.50,-131.59)  444.97                80
 09/29/2019   18:44:25   (  -0.30,-127.64) (  -1.21,-123.44)  478.43                80
 09/30/2019   07:05:48   (   0.32,-127.60) (   0.09,-128.62)  117.20                80
 10/02/2019   06:50:56   (   0.31,-127.52) (   0.68,-125.66)  210.22                80
 10/02/2019   19:12:12   (  -0.32,-127.52) (   0.38,-130.83)  376.39                80
 10/04/2019   19:00:00   (  -0.31,-127.43) (  -0.22,-127.87)   49.39                80
 10/06/2019   18:50:28   (  -0.31,-127.34) (  -0.82,-124.90)  277.17                80
 10/07/2019   07:11:52   (   0.31,-127.30) (  -0.30,-130.09)  317.65                80
 10/09/2019   06:57:00   (   0.31,-127.21) (   0.31,-127.13)    8.78                80