Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2017 12 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/24/2017   03:29:52   (   0.01, -75.17) (   0.18, -74.54)   72.44                80
 12/26/2017   03:17:41   (   0.01, -75.18) (   0.80, -71.58)  409.71                80
 12/26/2017   15:38:56   (  -0.01, -75.20) (   0.34, -76.73)  174.72                80
 12/28/2017   15:24:05   (  -0.02, -75.21) (  -0.30, -73.78)  162.93                80
 12/29/2017   03:45:29   (   0.02, -75.20) (  -0.82, -78.97)  428.88                80
 12/31/2017   03:33:18   (   0.01, -75.22) (  -0.17, -76.01)   90.80                80
 01/02/2018   03:23:47   (   0.01, -75.23) (   0.48, -73.06)  247.56                80
 01/02/2018   15:45:03   (  -0.01, -75.26) (   0.60, -78.22)  336.04                80
 01/04/2018   15:30:11   (  -0.00, -75.28) (   0.00, -75.25)    3.38                80
 01/06/2018   15:18:00   (   0.01, -75.32) (  -0.66, -72.30)  343.34                80