Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2017 12 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/10/2017   15:36:19   (   0.02, -76.27) (   0.11, -76.79)   58.22                80
 12/12/2017   15:23:57   (   0.03, -73.62) (   0.06, -73.70)   10.24                80
 12/14/2017   15:14:16   (   0.02, -70.97) (  -0.05, -70.63)   38.42                80
 12/16/2017   15:01:55   (   0.01, -68.33) (  -0.16, -67.56)   87.55                80
 12/18/2017   14:49:33   (   0.02, -65.69) (  -0.21, -64.47)  137.45                80
 12/20/2017   14:37:12   (   0.02, -63.05) (  -0.33, -61.40)  187.95                80
 12/21/2017   02:55:53   (  -0.02, -62.35) (  -0.94, -66.56)  478.84                80
 12/22/2017   14:24:50   (   0.03, -60.43) (  -0.39, -58.32)  239.16                80
 12/23/2017   02:43:32   (  -0.03, -59.72) (  -0.82, -63.49)  427.50                80