Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 7 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/28/2019   19:25:04   (   0.01,-137.19) (  -0.66,-134.12)  349.28                80
 07/29/2019   07:49:08   (  -0.01,-137.18) (  -0.44,-139.31)  242.29                80
 07/31/2019   07:34:16   (  -0.01,-137.16) (   0.16,-136.35)   91.35                80
 07/31/2019   19:58:12   (   0.01,-137.16) (   0.91,-141.52)  495.00                80
 08/02/2019   07:22:04   (  -0.00,-137.13) (   0.77,-133.39)  424.36                80
 08/02/2019   19:46:00   (   0.01,-137.13) (   0.31,-138.56)  162.08                80
 08/04/2019   19:31:08   (   0.00,-137.10) (  -0.30,-135.60)  170.55                80
 08/05/2019   07:55:12   (  -0.01,-137.08) (  -0.80,-140.79)  421.19                80
 08/07/2019   07:43:00   (  -0.01,-137.05) (  -0.18,-137.83)   89.01                80
 08/09/2019   07:28:08   (  -0.01,-137.00) (   0.44,-134.87)  242.64                80
 08/09/2019   19:52:04   (   0.01,-137.00) (   0.64,-140.03)  344.39                80