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

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 03/15/2018   07:30:58   (   0.01,-135.05) (   0.05,-134.77)   32.09                80
 03/17/2018   07:18:47   (   0.01,-134.99) (   0.67,-131.81)  360.89                80
 03/17/2018   19:37:23   (  -0.02,-134.98) (   0.41,-136.97)  226.37                80
 03/19/2018   19:27:52   (  -0.01,-134.90) (  -0.21,-134.01)  101.75                80
 03/20/2018   07:46:36   (   0.02,-134.87) (  -0.90,-139.20)  492.07                80
 03/21/2018   19:15:41   (  -0.01,-134.82) (  -0.84,-131.06)  428.99                80
 03/22/2018   07:34:25   (   0.02,-134.79) (  -0.27,-136.24)  165.09                80
 03/24/2018   07:24:53   (   0.02,-134.70) (   0.29,-133.28)  160.97                80
 03/24/2018   19:43:29   (  -0.03,-134.68) (   0.80,-138.43)  427.19                80
 03/26/2018   07:12:42   (   0.02,-134.60) (   0.92,-130.32)  486.26                80
 03/26/2018   19:31:18   (  -0.03,-134.58) (   0.17,-135.48)  102.00                80
 03/28/2018   19:21:47   (  -0.03,-134.48) (  -0.45,-132.52)  222.96                80