Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2016 9 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)
 09/12/2016   19:31:27   (  -0.30,-135.47) (  -0.29,-135.62)   16.71                80
 09/14/2016   19:21:53   (  -0.30,-135.47) (  -0.90,-132.65)  321.41                80
 09/15/2016   07:43:17   (   0.31,-135.45) (  -0.17,-137.84)  271.34                80
 09/17/2016   07:30:08   (   0.31,-135.45) (   0.44,-134.87)   65.82                25
 09/19/2016   07:18:06   (   0.31,-135.44) (   1.06,-131.91)  402.33                37
 09/19/2016   19:37:24   (  -0.32,-135.46) (   0.03,-137.06)  182.34                80
 09/21/2016   19:27:50   (  -0.32,-135.45) (  -0.60,-134.10)  153.43                80
 09/22/2016   07:49:13   (   0.33,-135.43) (  -0.47,-139.29)  438.72                80
 09/23/2016   19:15:36   (  -0.31,-135.43) (  -1.23,-131.13)  488.67                80
 09/24/2016   07:36:59   (   0.32,-135.41) (   0.11,-136.31)  103.70                80