Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 7 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/13/2015   07:29:20   (   0.01,-135.06) (   0.04,-135.03)    4.70                80
 07/15/2015   07:17:09   (   0.02,-135.09) (   0.67,-132.08)  342.69                80
 07/15/2015   19:41:04   (   0.00,-135.08) (   0.46,-137.23)  244.32                80
 07/17/2015   19:26:13   (  -0.01,-135.10) (  -0.17,-134.27)   93.95                80
 07/18/2015   07:50:17   (  -0.02,-135.12) (  -0.96,-139.46)  493.46                80
 07/19/2015   19:14:02   (  -0.01,-135.12) (  -0.81,-131.32)  432.03                80
 07/20/2015   07:38:06   (  -0.01,-135.14) (  -0.31,-136.51)  155.38                80
 07/22/2015   07:23:15   (  -0.00,-135.16) (   0.35,-133.56)  182.30                80
 07/22/2015   19:47:10   (   0.03,-135.14) (   0.77,-138.71)  404.60                80
 07/24/2015   19:34:58   (   0.03,-135.15) (   0.17,-135.74)   67.63                80
 07/26/2015   19:20:07   (   0.02,-135.15) (  -0.51,-132.79)  268.62                80