Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2018 9 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/22/2018   03:28:18   (   0.00, -75.20) (   0.11, -74.81)   45.31                80
 09/24/2018   03:16:05   (   0.00, -75.21) (   0.69, -71.84)  382.71                80
 09/24/2018   15:37:21   (  -0.00, -75.21) (   0.36, -77.00)  203.22                80
 09/26/2018   15:27:48   (  -0.00, -75.23) (  -0.23, -74.04)  134.92                80
 09/27/2018   03:49:12   (   0.00, -75.23) (  -0.87, -79.23)  454.84                80
 09/28/2018   15:15:36   (  -0.00, -75.25) (  -0.88, -71.08)  473.24                80
 09/29/2018   03:37:00   (   0.00, -75.25) (  -0.22, -76.27)  116.47                80
 10/01/2018   03:22:08   (   0.00, -75.27) (   0.43, -73.32)  222.01                80
 10/01/2018   15:43:23   (  -0.00, -75.27) (   0.69, -78.47)  363.89                80
 10/03/2018   15:31:11   (  -0.00, -75.30) (   0.04, -75.52)   25.08                80
 10/05/2018   15:21:39   (   0.00, -75.32) (  -0.61, -72.57)  314.35                80