Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2017 12 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/08/2017   15:48:39   (   0.02, -78.94) (   0.25, -79.86)  105.39                80
 12/10/2017   15:36:18   (   0.03, -76.28) (   0.13, -76.78)   57.42                80
 12/12/2017   15:23:56   (   0.03, -73.63) (   0.07, -73.70)    9.13                80
 12/14/2017   15:14:15   (   0.03, -70.98) (  -0.06, -70.63)   40.30                80
 12/16/2017   15:01:53   (   0.03, -68.34) (  -0.15, -67.55)   90.03                80
 12/18/2017   14:49:32   (   0.02, -65.71) (  -0.24, -64.47)  140.46                80
 12/20/2017   14:37:10   (   0.03, -63.08) (  -0.34, -61.39)  191.65                80