Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 10 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/10/2019   07:42:49   (   0.00,-137.20) (  -0.13,-137.86)   74.62                80
 10/12/2019   07:27:57   (   0.00,-137.20) (   0.47,-134.90)  260.58                80
 10/12/2019   19:49:13   (  -0.00,-137.19) (   0.59,-140.07)  326.50                80
 10/14/2019   19:39:41   (  -0.00,-137.18) (  -0.02,-137.11)    7.99                80
 10/16/2019   19:27:29   (  -0.01,-137.16) (  -0.62,-134.15)  341.64                80
 10/17/2019   07:48:53   (   0.01,-137.15) (  -0.43,-139.35)  249.14                80
 10/19/2019   07:34:02   (   0.02,-137.12) (   0.18,-136.39)   83.24                80
 10/21/2019   07:24:30   (   0.01,-137.08) (   0.79,-133.43)  415.03                80
 10/21/2019   19:43:04   (  -0.01,-137.07) (   0.33,-138.58)  173.15                80