Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2017 11 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/02/2017   07:10:06   (   0.25,-134.74) (   1.16,-130.46)  486.52                80
 11/02/2017   19:31:21   (  -0.24,-134.72) (  -0.03,-135.61)  101.60                80
 11/04/2017   19:21:50   (  -0.24,-134.63) (  -0.66,-132.65)  225.08                80
 11/05/2017   07:43:13   (   0.23,-134.61) (  -0.46,-137.84)  366.85                80
 11/07/2017   07:31:02   (   0.23,-134.51) (   0.17,-134.88)   41.47                80
 11/09/2017   07:16:10   (   0.22,-134.41) (   0.74,-131.91)  283.33                80
 11/09/2017   19:37:26   (  -0.21,-134.37) (   0.34,-137.07)  307.25                80
 11/11/2017   19:27:54   (  -0.21,-134.26) (  -0.24,-134.10)   17.31                80
 11/13/2017   19:15:43   (  -0.21,-134.15) (  -0.87,-131.15)  341.67                80
 11/14/2017   07:37:07   (   0.20,-134.14) (  -0.24,-136.34)  249.07                80