Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2018 10 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/30/2018   07:49:52   (   0.29,-135.21) (  -0.60,-139.47)  484.07                80
 10/31/2018   19:16:16   (  -0.30,-135.18) (  -1.12,-131.31)  439.95                80
 11/01/2018   07:37:39   (   0.29,-135.13) (  -0.03,-136.49)  155.09                80
 11/03/2018   07:22:46   (   0.29,-135.06) (   0.61,-133.53)  173.55                80
 11/03/2018   19:44:00   (  -0.28,-135.06) (   0.49,-138.69)  412.42                80
 11/05/2018   19:31:47   (  -0.28,-134.98) (  -0.15,-135.72)   83.92                80
 11/07/2018   19:22:13   (  -0.28,-134.90) (  -0.73,-132.75)  244.21                80
 11/08/2018   07:43:37   (   0.27,-134.87) (  -0.36,-137.94)  349.43                80
 11/10/2018   07:31:23   (   0.27,-134.78) (   0.22,-134.97)   22.18                80
 11/12/2018   07:16:29   (   0.26,-134.68) (   0.81,-132.00)  304.49                80
 11/12/2018   19:37:44   (  -0.25,-134.66) (   0.28,-137.15)  283.43                80