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

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/10/2019   19:49:13   (   0.02,-137.19) (   0.61,-140.02)  321.43                80
 09/12/2019   19:39:42   (   0.02,-137.18) (  -0.03,-137.06)   13.69                80
 09/14/2019   19:27:29   (   0.01,-137.16) (  -0.61,-134.10)  348.00                80
 09/15/2019   07:48:52   (  -0.01,-137.16) (  -0.49,-139.29)  242.66                80
 09/17/2019   07:34:00   (  -0.01,-137.14) (   0.15,-136.33)   91.25                80
 09/17/2019   19:55:15   (   0.02,-137.13) (   0.96,-141.49)  496.04                80
 09/19/2019   07:21:49   (  -0.02,-137.11) (   0.80,-133.38)  424.52                80
 09/19/2019   19:43:03   (   0.02,-137.10) (   0.32,-138.53)  162.97                80
 09/21/2019   19:33:30   (   0.03,-137.05) (  -0.27,-135.56)  169.17                80
 09/22/2019   07:54:54   (  -0.03,-137.05) (  -0.84,-140.75)  422.04                80
 09/24/2019   07:42:42   (  -0.03,-137.00) (  -0.19,-137.80)   91.16                80