Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2017 10 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/26/2017   19:27:55   (  -0.26,-134.99) (  -0.44,-134.16)   94.87                80
 10/27/2017   07:49:19   (   0.25,-134.98) (  -0.66,-139.35)  496.69                80
 10/28/2017   19:15:43   (  -0.25,-134.92) (  -1.06,-131.20)  423.55                80
 10/29/2017   07:37:07   (   0.25,-134.90) (  -0.04,-136.39)  168.37                80
 10/31/2017   07:22:14   (   0.25,-134.82) (   0.53,-133.42)  159.40                80
 10/31/2017   19:43:30   (  -0.24,-134.79) (   0.54,-138.58)  430.24                80
 11/02/2017   07:10:02   (   0.25,-134.74) (   1.16,-130.46)  486.55                80
 11/02/2017   19:31:17   (  -0.24,-134.71) (  -0.03,-135.61)  103.05                80
 11/04/2017   19:21:45   (  -0.24,-134.61) (  -0.66,-132.65)  223.33                80
 11/05/2017   07:43:09   (   0.23,-134.61) (  -0.43,-137.84)  367.39                80
 11/07/2017   07:30:56   (   0.23,-134.50) (   0.14,-134.87)   42.22                80