Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 8 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/04/2015   19:13:58   (   0.06,-135.04) (  -0.75,-131.29)  426.42                80
 08/05/2015   07:38:01   (  -0.09,-135.03) (  -0.42,-136.47)  164.22                80
 08/07/2015   07:23:09   (  -0.08,-134.99) (   0.21,-133.51)  168.31                80
 08/07/2015   19:47:04   (   0.11,-134.98) (   0.90,-138.66)  417.93                80
 08/09/2015   19:34:52   (   0.11,-134.94) (   0.25,-135.70)   86.07                80
 08/11/2015   19:19:59   (   0.10,-134.89) (  -0.34,-132.73)  245.39                80
 08/12/2015   07:44:03   (  -0.13,-134.88) (  -0.76,-137.92)  346.07                80
 08/14/2015   07:31:50   (  -0.13,-134.83) (  -0.15,-134.96)   14.82                80
 08/16/2015   07:16:57   (  -0.12,-134.77) (   0.47,-131.99)  316.14                80
 08/16/2015   19:40:52   (   0.15,-134.77) (   0.64,-137.14)  270.07                80