Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 3 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 03/22/2018   07:34:32   (   0.03,-134.80) (  -0.26,-136.27)  167.53                80
 03/24/2018   07:25:03   (   0.03,-134.71) (   0.35,-133.33)  157.92                80
 03/24/2018   19:43:39   (  -0.04,-134.70) (   0.77,-138.48)  430.26                80
 03/26/2018   07:12:53   (   0.03,-134.61) (   0.91,-130.36)  482.66                80
 03/26/2018   19:31:30   (  -0.04,-134.60) (   0.15,-135.53)  105.61                80
 03/28/2018   19:22:01   (  -0.04,-134.50) (  -0.47,-132.58)  218.85                80
 03/29/2018   07:40:45   (   0.04,-134.47) (  -0.67,-137.77)  375.82                80
 03/31/2018   07:28:36   (   0.04,-134.37) (  -0.04,-134.82)   51.49                80
 04/02/2018   07:19:06   (   0.04,-134.26) (   0.53,-131.86)  272.51                80
 04/02/2018   19:37:43   (  -0.05,-134.25) (   0.53,-137.03)  316.14                80
 04/04/2018   19:28:13   (  -0.05,-134.14) (  -0.04,-134.07)    7.42                80