Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 2 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 02/22/2019   19:02:57   (   0.03,-128.26) (  -0.08,-127.80)   52.17                80
 02/24/2019   18:50:45   (   0.03,-128.29) (  -0.68,-124.84)  392.05                80
 02/25/2019   07:12:10   (  -0.02,-128.35) (  -0.37,-130.04)  192.68                80
 02/27/2019   06:57:18   (  -0.02,-128.37) (   0.25,-127.08)  146.50                80
 02/27/2019   19:18:33   (   0.02,-128.33) (   0.87,-132.24)  444.32                80
 03/01/2019   06:45:06   (  -0.01,-128.40) (   0.87,-124.13)  485.14                80
 03/01/2019   19:06:22   (   0.01,-128.36) (   0.19,-129.29)  105.71                80
 03/03/2019   18:56:50   (   0.00,-128.38) (  -0.44,-126.33)  232.79                80
 03/04/2019   07:18:14   (  -0.00,-128.43) (  -0.66,-131.52)  351.48                80
 03/06/2019   07:06:02   (  -0.00,-128.45) (  -0.02,-128.57)   13.23                80