Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2018 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)
 12/24/2018   15:20:42   (   0.03, -75.17) (  -0.56, -72.31)  325.26                80
 12/25/2018   03:42:06   (  -0.03, -75.15) (  -0.55, -77.49)  266.87                80
 12/27/2018   03:27:15   (  -0.04, -75.15) (   0.09, -74.54)   69.54                80
 12/29/2018   03:15:04   (  -0.05, -75.16) (   0.73, -71.59)  406.68                80
 12/29/2018   15:36:20   (   0.05, -75.18) (   0.35, -76.75)  177.83                80
 12/31/2018   15:26:48   (   0.05, -75.19) (  -0.24, -73.78)  160.15                80
 01/01/2019   03:48:12   (  -0.04, -75.18) (  -0.88, -78.97)  431.14                80
 01/02/2019   15:14:37   (   0.05, -75.21) (  -0.88, -70.83)  498.56                80
 01/03/2019   03:36:01   (  -0.04, -75.21) (  -0.23, -76.02)   92.63                80
 01/05/2019   03:21:10   (  -0.04, -75.23) (   0.42, -73.06)  246.45                80
 01/05/2019   15:42:26   (   0.04, -75.25) (   0.66, -78.22)  337.85                80