Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 12 28.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/29/2015   07:22:24   (   0.04,-134.68) (   0.30,-133.36)  149.85                80
 12/29/2015   19:43:39   (  -0.03,-134.68) (   0.79,-138.52)  436.87                80
 12/31/2015   07:10:14   (   0.04,-134.59) (   0.94,-130.41)  475.55                80
 12/31/2015   19:31:30   (  -0.03,-134.59) (   0.15,-135.57)  111.18                80
 01/02/2016   19:21:59   (  -0.03,-134.49) (  -0.43,-132.61)  214.14                80
 01/03/2016   07:43:22   (   0.01,-134.45) (  -0.69,-137.80)  380.19                80
 01/05/2016   07:31:11   (   0.02,-134.35) (  -0.10,-134.84)   55.80                80
 01/07/2016   07:16:20   (   0.02,-134.24) (   0.51,-131.88)  267.87                80
 01/07/2016   19:37:36   (  -0.01,-134.22) (   0.58,-137.04)  320.48                80
 01/09/2016   19:25:25   (  -0.01,-134.10) (  -0.03,-134.08)    3.22                80