Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2017 11 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)
 11/23/2017   07:28:21   (   0.17,-135.15) (   0.23,-134.87)   31.91                80
 11/25/2017   07:16:09   (   0.17,-135.20) (   0.85,-131.90)  374.13                80
 11/25/2017   19:37:24   (  -0.16,-135.15) (   0.27,-137.05)  217.38                80
 11/27/2017   19:27:53   (  -0.15,-135.19) (  -0.41,-134.11)  124.40                80
 11/28/2017   07:49:17   (   0.14,-135.28) (  -0.69,-139.30)  456.63                80
 11/29/2017   19:15:41   (  -0.15,-135.23) (  -1.04,-131.14)  465.46                80
 11/30/2017   07:37:05   (   0.14,-135.31) (  -0.06,-136.33)  115.87                80
 12/02/2017   07:22:13   (   0.14,-135.34) (   0.57,-133.37)  224.02                80
 12/02/2017   19:43:28   (  -0.13,-135.28) (   0.55,-138.52)  369.19                80
 12/04/2017   19:31:16   (  -0.13,-135.30) (  -0.09,-135.56)   30.21                80