Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 10 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/21/2019   07:24:30   (   0.01,-137.20) (   0.79,-133.43)  427.70                80
 10/21/2019   19:43:06   (  -0.01,-137.20) (   0.28,-138.59)  157.91                80
 10/23/2019   19:33:36   (  -0.02,-137.20) (  -0.38,-135.65)  176.87                80
 10/24/2019   07:55:00   (   0.02,-137.19) (  -0.76,-140.84)  414.81                80
 10/26/2019   07:42:50   (   0.02,-137.18) (  -0.13,-137.89)   80.56                80
 10/28/2019   07:30:40   (   0.02,-137.16) (   0.47,-134.93)  253.01                80
 10/28/2019   19:49:16   (  -0.02,-137.17) (   0.62,-140.09)  333.35                80
 10/30/2019   19:39:47   (  -0.01,-137.14) (  -0.02,-137.15)    1.14                80
 11/01/2019   19:27:38   (  -0.00,-137.12) (  -0.64,-134.20)  331.38                80
 11/02/2019   07:46:23   (   0.01,-137.10) (  -0.47,-139.40)  261.01                80