Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 4 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)
 04/29/2015   07:49:26   (   0.07,-135.41) (  -0.75,-139.32)  443.74                80
 04/30/2015   19:15:53   (  -0.06,-135.40) (  -0.99,-131.18)  480.58                80
 05/01/2015   07:37:18   (   0.07,-135.44) (  -0.11,-136.38)  106.52                80
 05/03/2015   07:22:29   (   0.07,-135.45) (   0.47,-133.42)  230.18                80
 05/03/2015   19:43:46   (  -0.07,-135.42) (   0.58,-138.59)  359.53                80
 05/05/2015   19:31:37   (  -0.07,-135.43) (  -0.02,-135.64)   23.73                80
 05/07/2015   19:22:08   (  -0.08,-135.43) (  -0.64,-132.69)  311.29                80
 05/08/2015   07:43:33   (   0.08,-135.46) (  -0.45,-137.89)  275.87                80
 05/10/2015   07:28:44   (   0.08,-135.45) (   0.19,-134.94)   58.29                80
 05/12/2015   07:16:35   (   0.09,-135.44) (   0.84,-132.00)  392.03                80
 05/12/2015   19:37:51   (  -0.09,-135.40) (   0.27,-137.15)  198.77                80