Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2015 1 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/20/2015   07:16:15   (  -0.02,-134.56) (   0.54,-131.92)  300.92                80
 01/20/2015   19:37:29   (   0.04,-134.54) (   0.59,-137.07)  288.09                80
 01/22/2015   19:27:57   (   0.04,-134.43) (  -0.00,-134.10)   36.96                80
 01/24/2015   19:15:46   (   0.04,-134.33) (  -0.66,-131.16)  361.43                80
 01/25/2015   07:37:10   (  -0.05,-134.30) (  -0.45,-136.34)  231.32                80
 01/27/2015   07:22:17   (  -0.04,-134.19) (   0.11,-133.37)   92.60                80
 01/27/2015   19:43:32   (   0.05,-134.15) (   1.01,-138.52)  497.80                80
 01/29/2015   07:10:05   (  -0.04,-134.07) (   0.74,-130.41)  416.01                80
 01/29/2015   19:31:20   (   0.05,-134.03) (   0.38,-135.57)  174.37                80
 01/31/2015   19:21:47   (   0.04,-133.91) (  -0.21,-132.60)  148.80                80
 02/01/2015   07:43:11   (  -0.05,-133.89) (  -0.89,-137.79)  443.36                80
 02/02/2015   19:09:35   (   0.04,-133.79) (  -0.86,-129.64)  471.75                80