Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2017 12 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/15/2017   03:33:15   (   0.01, -75.20) (  -0.13, -76.02)   92.38                80
 12/17/2017   03:23:42   (   0.01, -75.20) (   0.46, -73.05)  244.21                80
 12/17/2017   15:44:58   (  -0.01, -75.21) (   0.61, -78.21)  340.64                80
 12/19/2017   15:32:45   (  -0.00, -75.21) (   0.01, -75.24)    3.61                80
 12/21/2017   15:17:52   (   0.01, -75.22) (  -0.59, -72.27)  334.33                80
 12/22/2017   03:39:16   (  -0.01, -75.21) (  -0.50, -77.47)  257.17                80
 12/24/2017   03:29:43   (  -0.02, -75.22) (   0.11, -74.50)   81.40                80
 12/26/2017   03:17:31   (  -0.03, -75.24) (   0.77, -71.55)  420.34                80
 12/26/2017   15:38:46   (   0.03, -75.26) (   0.36, -76.69)  163.39                80
 12/28/2017   15:23:54   (   0.03, -75.28) (  -0.31, -73.74)  175.81                80