Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2017 11 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/21/2017   04:22:56   (   0.00, -89.27) (   0.18, -88.51)   87.28                80
 11/21/2017   16:44:11   (  -0.00, -89.30) (   0.96, -93.66)  496.39                80
 11/23/2017   04:10:44   (   0.01, -89.27) (   0.79, -85.54)  423.44                80
 11/23/2017   16:32:00   (  -0.01, -89.30) (   0.29, -90.70)  160.12                80
 11/25/2017   16:22:28   (  -0.01, -89.30) (  -0.32, -87.74)  176.55                80
 11/26/2017   04:43:52   (   0.01, -89.27) (  -0.77, -92.93)  416.20                80
 11/28/2017   04:31:40   (   0.01, -89.28) (  -0.16, -89.97)   79.14                80
 11/30/2017   04:16:49   (   0.01, -89.28) (   0.52, -87.02)  258.23                80
 11/30/2017   16:38:04   (  -0.02, -89.31) (   0.62, -92.17)  325.34                80
 12/02/2017   16:28:33   (  -0.02, -89.32) (  -0.06, -89.22)   12.21                80