Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2017 8 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/30/2017   19:31:38   (  -0.24,-135.10) (  -0.11,-135.66)   64.07                80
 09/01/2017   19:22:07   (  -0.23,-135.09) (  -0.75,-132.71)  270.68                80
 09/02/2017   07:43:31   (   0.26,-135.02) (  -0.36,-137.90)  328.10                80
 09/04/2017   07:31:20   (   0.25,-135.00) (   0.28,-134.95)    6.30                80
 09/06/2017   07:16:28   (   0.25,-134.97) (   0.88,-131.99)  339.25                80
 09/06/2017   19:37:44   (  -0.27,-135.03) (   0.20,-137.15)  241.61                80
 09/08/2017   19:28:13   (  -0.27,-135.00) (  -0.46,-134.20)   91.25                80
 09/10/2017   19:16:01   (  -0.26,-134.96) (  -1.06,-131.24)  423.44                80
 09/11/2017   07:37:25   (   0.28,-134.89) (  -0.05,-136.43)  174.42                80