Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 7 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/19/2019   19:33:50   (  -0.00,-137.20) (  -0.32,-135.59)  182.90                80
 07/20/2019   07:55:15   (  -0.00,-137.20) (  -0.74,-140.79)  407.88                80
 07/22/2019   07:43:03   (   0.00,-137.20) (  -0.15,-137.83)   72.21                80
 07/24/2019   07:28:12   (   0.00,-137.19) (   0.49,-134.88)  263.01                80
 07/24/2019   19:49:28   (   0.00,-137.19) (   0.59,-140.04)  323.30                80
 07/26/2019   19:39:56   (   0.00,-137.18) (   0.01,-137.07)   11.41                80
 07/28/2019   19:27:45   (  -0.00,-137.15) (  -0.63,-134.12)  344.37                80
 07/29/2019   07:49:09   (  -0.01,-137.14) (  -0.48,-139.31)  246.81                80
 07/31/2019   07:34:18   (  -0.00,-137.11) (   0.16,-136.36)   85.26                80