Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2017 8 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/03/2017   07:28:28   (   0.09,-134.64) (   0.01,-134.85)   25.28                80
 08/05/2017   07:18:59   (   0.08,-134.70) (   0.67,-131.91)  317.04                80
 08/05/2017   19:37:35   (  -0.12,-134.80) (   0.36,-137.08)  259.00                80
 08/07/2017   19:28:04   (  -0.12,-134.85) (  -0.25,-134.12)   82.49                80
 08/09/2017   19:15:54   (  -0.11,-134.90) (  -0.92,-131.18)  423.49                80
 08/10/2017   07:34:38   (   0.15,-134.82) (  -0.20,-136.37)  175.68                80
 08/12/2017   07:25:08   (   0.14,-134.86) (   0.48,-133.42)  164.55                80
 08/12/2017   19:43:44   (  -0.17,-134.95) (   0.61,-138.58)  413.16                80
 08/14/2017   19:31:33   (  -0.17,-134.99) (  -0.01,-135.63)   73.67                80