Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2017 12 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/26/2017   03:17:41   (   0.01, -75.20) (   0.77, -71.58)  412.04                80
 12/26/2017   15:38:57   (  -0.01, -75.23) (   0.31, -76.74)  171.84                80
 12/28/2017   15:24:06   (  -0.01, -75.26) (  -0.32, -73.78)  167.40                80
 12/29/2017   03:45:29   (   0.01, -75.24) (  -0.80, -78.97)  424.11                80
 12/31/2017   03:33:19   (   0.01, -75.28) (  -0.16, -76.02)   84.59                80
 01/02/2018   03:23:48   (   0.01, -75.31) (   0.48, -73.06)  255.29                80
 01/02/2018   15:45:03   (  -0.01, -75.34) (   0.60, -78.22)  327.92                80
 01/04/2018   15:30:12   (  -0.01, -75.38) (  -0.04, -75.27)   12.73                80
 01/06/2018   15:18:01   (  -0.01, -75.43) (  -0.69, -72.32)  354.18                80
 01/07/2018   03:39:25   (   0.01, -75.42) (  -0.42, -77.50)  237.11                80