Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2019 12 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/13/2019   07:42:44   (  -0.03,-137.21) (  -0.13,-137.83)   69.85                80
 12/15/2019   07:30:32   (  -0.04,-137.21) (   0.44,-134.86)  266.82                80
 12/15/2019   19:49:08   (   0.04,-137.22) (   0.64,-140.02)  319.28                80
 12/17/2019   19:39:37   (   0.04,-137.21) (   0.02,-137.07)   16.54                80
 12/19/2019   19:27:26   (   0.05,-137.21) (  -0.59,-134.11)  351.81                80
 12/20/2019   07:46:11   (  -0.05,-137.20) (  -0.47,-139.31)  239.21                80
 12/22/2019   07:36:40   (  -0.05,-137.19) (   0.13,-136.35)   95.20                80
 12/22/2019   19:55:16   (   0.04,-137.18) (   0.96,-141.51)  491.69                80
 12/24/2019   07:24:30   (  -0.05,-137.17) (   0.78,-133.40)  428.84                80
 12/24/2019   19:43:06   (   0.04,-137.16) (   0.31,-138.56)  158.24                80
 12/26/2019   19:33:35   (   0.05,-137.14) (  -0.26,-135.60)  174.70                80