Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2013 4 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/13/2013   07:12:53   (   0.03,-134.58) (   0.90,-130.50)  464.35                80
 04/13/2013   19:31:27   (  -0.03,-134.54) (   0.23,-135.65)  126.45                80
 04/15/2013   19:21:55   (  -0.04,-134.45) (  -0.39,-132.69)  199.53                80
 04/16/2013   07:40:40   (   0.04,-134.44) (  -0.66,-137.89)  391.76                80
 04/18/2013   07:28:27   (   0.05,-134.34) (  -0.09,-134.92)   66.29                80
 04/20/2013   07:18:55   (   0.05,-134.23) (   0.56,-131.96)  258.89                80
 04/20/2013   19:37:30   (  -0.05,-134.19) (   0.56,-137.11)  332.30                80
 04/22/2013   19:25:17   (  -0.05,-134.08) (  -0.05,-134.14)    7.67                80
 04/24/2013   19:15:44   (  -0.05,-133.96) (  -0.67,-131.18)  316.44                80
 04/25/2013   07:34:27   (   0.06,-133.94) (  -0.48,-136.36)  275.32                80