Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2018 10 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/21/2018   15:21:25   (   0.00, -75.21) (  -0.59, -72.52)  305.77                80
 10/22/2018   03:42:49   (  -0.00, -75.21) (  -0.51, -77.72)  284.08                80
 10/24/2018   03:27:56   (  -0.00, -75.23) (   0.12, -74.76)   54.16                80
 10/26/2018   03:15:43   (  -0.00, -75.24) (   0.76, -71.80)  392.52                80
 10/26/2018   15:36:57   (  -0.00, -75.25) (   0.34, -76.95)  193.46                80
 10/28/2018   15:27:25   (  -0.01, -75.27) (  -0.30, -73.99)  145.06                80
 10/29/2018   03:48:47   (   0.01, -75.27) (  -0.85, -79.18)  444.46                80
 10/30/2018   15:15:12   (  -0.01, -75.28) (  -0.94, -71.04)  483.73                80
 10/31/2018   03:36:34   (   0.01, -75.29) (  -0.21, -76.22)  105.68                80
 11/02/2018   03:21:41   (   0.01, -75.32) (   0.44, -73.26)  233.84                80
 11/02/2018   15:42:56   (  -0.01, -75.32) (   0.65, -78.42)  351.91                80