Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2018 12 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/13/2018   03:17:43   (  -0.03, -75.13) (   0.72, -71.58)  403.51                80
 12/13/2018   15:36:18   (   0.03, -75.14) (   0.36, -76.74)  182.49                80
 12/15/2018   15:26:47   (   0.03, -75.14) (  -0.24, -73.78)  154.26                80
 12/16/2018   03:45:32   (  -0.03, -75.14) (  -0.82, -78.98)  436.21                80
 12/17/2018   15:14:38   (   0.04, -75.15) (  -0.90, -70.84)  491.33                80
 12/18/2018   03:33:21   (  -0.03, -75.15) (  -0.23, -76.02)   99.10                80
 12/20/2018   03:23:51   (  -0.03, -75.17) (   0.41, -73.07)  238.14                80
 12/20/2018   15:42:27   (   0.03, -75.17) (   0.68, -78.23)  347.74                80
 12/22/2018   15:30:17   (   0.03, -75.19) (   0.05, -75.28)   10.44                80
 12/24/2018   15:20:47   (   0.04, -75.20) (  -0.57, -72.33)  327.14                80
 12/25/2018   03:39:32   (  -0.04, -75.21) (  -0.50, -77.53)  263.08                80