Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 3 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)
 03/04/2018   07:46:34   (  -0.01,-135.33) (  -0.85,-139.21)  441.56                80
 03/05/2018   19:15:39   (   0.01,-135.31) (  -0.87,-131.06)  482.97                80
 03/06/2018   07:34:24   (  -0.01,-135.30) (  -0.18,-136.26)  109.00                80
 03/08/2018   07:24:53   (  -0.01,-135.26) (   0.42,-133.30)  223.04                80
 03/08/2018   19:43:29   (   0.00,-135.26) (   0.67,-138.46)  364.19                80
 03/10/2018   19:31:18   (   0.00,-135.21) (   0.07,-135.50)   32.98                80
 03/12/2018   19:21:47   (   0.01,-135.16) (  -0.54,-132.54)  297.66                80
 03/13/2018   07:40:30   (  -0.00,-135.14) (  -0.58,-137.73)  294.60                80
 03/15/2018   07:31:00   (  -0.00,-135.09) (   0.09,-134.78)   35.55                80
 03/17/2018   07:18:50   (  -0.01,-135.03) (   0.69,-131.82)  365.03                80
 03/17/2018   19:37:25   (   0.00,-135.02) (   0.41,-136.98)  223.08                80