Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 1 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/24/2018   07:43:03   (  -0.02,-134.92) (  -0.63,-137.71)  317.28                80
 01/26/2018   07:28:12   (  -0.02,-135.00) (   0.04,-134.76)   26.97                80
 01/28/2018   07:16:01   (  -0.01,-135.06) (   0.71,-131.81)  370.35                80
 01/28/2018   19:37:16   (   0.01,-135.05) (   0.41,-136.96)  216.88                80
 01/30/2018   19:27:44   (   0.02,-135.11) (  -0.20,-134.00)  125.97                80
 01/31/2018   07:49:09   (  -0.02,-135.15) (  -0.85,-139.20)  459.61                80
 02/01/2018   19:15:33   (   0.03,-135.17) (  -0.87,-131.05)  468.66                80
 02/02/2018   07:36:57   (  -0.03,-135.21) (  -0.24,-136.24)  117.11                80
 02/04/2018   07:22:05   (  -0.03,-135.26) (   0.38,-133.28)  225.08                80
 02/04/2018   19:43:21   (   0.03,-135.25) (   0.68,-138.44)  362.92                80
 02/06/2018   19:31:09   (   0.03,-135.29) (   0.06,-135.48)   21.10                80