Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2017 12 23.  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   03:29:51   (  -0.01, -75.17) (   0.10, -74.52)   73.05                80
 12/26/2017   03:17:40   (  -0.02, -75.19) (   0.72, -71.57)  410.84                80
 12/26/2017   15:38:56   (   0.02, -75.20) (   0.36, -76.73)  173.51                80
 12/28/2017   15:24:05   (   0.02, -75.22) (  -0.27, -73.77)  164.39                80
 12/29/2017   03:45:30   (  -0.01, -75.21) (  -0.78, -78.97)  427.63                80
 12/31/2017   03:33:19   (   0.01, -75.23) (  -0.14, -76.02)   89.84                80
 01/02/2018   03:23:47   (   0.01, -75.25) (   0.45, -73.05)  248.86                80
 01/02/2018   15:45:03   (  -0.01, -75.27) (   0.63, -78.21)  334.74                80
 01/04/2018   15:30:12   (   0.01, -75.30) (  -0.02, -75.26)    5.23                80