Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2017 11 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/14/2017   07:37:07   (   0.20,-134.83) (  -0.13,-136.35)  172.66                80
 11/16/2017   07:22:17   (   0.20,-134.91) (   0.53,-133.40)  172.57                80
 11/16/2017   19:43:31   (  -0.19,-134.88) (   0.61,-138.55)  416.74                80
 11/18/2017   19:31:20   (  -0.19,-134.96) (  -0.06,-135.59)   71.87                80
 11/20/2017   19:21:48   (  -0.19,-135.03) (  -0.67,-132.63)  272.44                80
 11/21/2017   07:43:12   (   0.17,-135.11) (  -0.43,-137.82)  309.40                80
 11/23/2017   07:28:21   (   0.17,-135.17) (   0.25,-134.87)   34.02                80
 11/25/2017   07:16:09   (   0.17,-135.22) (   0.88,-131.91)  376.87                80
 11/25/2017   19:37:24   (  -0.16,-135.18) (   0.26,-137.06)  214.17                80
 11/27/2017   19:27:52   (  -0.15,-135.23) (  -0.37,-134.10)  128.28                80