Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 3 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 03/19/2018   19:27:56   (  -0.02,-134.91) (  -0.18,-134.02)   99.98                80
 03/20/2018   07:46:42   (   0.02,-134.87) (  -0.88,-139.23)  494.58                80
 03/21/2018   19:15:50   (  -0.02,-134.83) (  -0.83,-131.09)  425.21                80
 03/22/2018   07:34:35   (   0.02,-134.79) (  -0.30,-136.28)  169.74                80
 03/24/2018   07:25:10   (   0.02,-134.70) (   0.30,-133.35)  153.43                80
 03/24/2018   19:43:48   (  -0.03,-134.69) (   0.78,-138.52)  435.26                80
 03/26/2018   07:13:07   (   0.03,-134.60) (   0.93,-130.43)  475.22                80
 03/26/2018   19:31:45   (  -0.03,-134.59) (   0.17,-135.59)  113.77                80
 03/28/2018   19:22:23   (  -0.03,-134.49) (  -0.41,-132.67)  206.80                80
 03/29/2018   07:41:10   (   0.04,-134.45) (  -0.69,-137.87)  389.16                80
 03/31/2018   07:29:10   (   0.04,-134.34) (  -0.10,-134.95)   69.60                80