Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2017 8 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/01/2017   19:22:07   (  -0.23,-135.09) (  -0.72,-132.70)  270.71                80
 09/02/2017   07:43:32   (   0.26,-135.01) (  -0.34,-137.91)  328.26                80
 09/04/2017   07:28:40   (   0.25,-134.99) (   0.25,-134.94)    5.84                80
 09/06/2017   07:16:29   (   0.25,-134.97) (   0.90,-131.99)  338.99                80
 09/06/2017   19:37:44   (  -0.27,-135.02) (   0.17,-137.15)  241.71                80
 09/08/2017   19:28:13   (  -0.27,-134.99) (  -0.42,-134.19)   91.09                80
 09/10/2017   19:16:02   (  -0.26,-134.96) (  -1.08,-131.24)  423.24                80
 09/11/2017   07:37:25   (   0.28,-134.89) (  -0.03,-136.43)  174.81                80
 09/13/2017   07:22:33   (   0.27,-134.84) (   0.57,-133.47)  156.14                80
 09/13/2017   19:43:49   (  -0.29,-134.87) (   0.50,-138.63)  426.97                80