Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2018 12 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/17/2018   15:14:37   (   0.01, -75.16) (  -0.93, -70.84)  491.35                80
 12/18/2018   03:36:01   (  -0.01, -75.16) (  -0.19, -76.03)   99.55                80
 12/20/2018   03:21:10   (  -0.00, -75.17) (   0.44, -73.08)  238.01                80
 12/20/2018   15:42:25   (  -0.00, -75.18) (   0.63, -78.24)  347.19                80
 12/22/2018   15:30:13   (   0.00, -75.20) (   0.04, -75.27)    9.54                80
 12/24/2018   15:20:42   (   0.02, -75.21) (  -0.60, -72.32)  329.24                80
 12/25/2018   03:39:26   (  -0.02, -75.21) (  -0.51, -77.51)  261.24                80
 12/27/2018   03:29:55   (  -0.03, -75.24) (   0.14, -74.56)   77.98                80
 12/29/2018   03:15:03   (  -0.04, -75.27) (   0.74, -71.59)  417.85                80
 12/29/2018   15:36:19   (   0.03, -75.28) (   0.33, -76.76)  166.83                80