Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 9 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)
 09/25/2019   06:47:32   (   0.30,-127.77) (   1.08,-124.19)  407.78                80
 09/25/2019   19:06:07   (  -0.31,-127.79) (   0.05,-129.34)  177.52                80
 09/27/2019   18:56:36   (  -0.31,-127.71) (  -0.60,-126.39)  150.45                80
 09/28/2019   07:18:00   (   0.32,-127.67) (  -0.52,-131.58)  445.24                80
 09/29/2019   18:44:24   (  -0.31,-127.64) (  -1.19,-123.43)  478.22                80
 09/30/2019   07:05:48   (   0.32,-127.59) (   0.07,-128.62)  117.68                80
 10/02/2019   06:50:57   (   0.31,-127.51) (   0.73,-125.67)  209.62                80
 10/02/2019   19:12:12   (  -0.32,-127.51) (   0.39,-130.82)  376.88                80
 10/04/2019   19:00:00   (  -0.31,-127.42) (  -0.20,-127.86)   50.08                80
 10/06/2019   18:50:28   (  -0.31,-127.34) (  -0.81,-124.90)  276.36                80
 10/07/2019   07:11:52   (   0.31,-127.29) (  -0.31,-130.09)  318.69                80