Simultaneous Nadir Overpasses (SNOs) between GOES-17 and TERRA
TLE Epoch: 2020 7 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/21/2020   19:33:50   (  -0.01,-137.20) (  -0.36,-135.58)  184.15                80
 07/22/2020   07:52:33   (   0.01,-137.20) (  -0.76,-140.77)  405.97                80
 07/24/2020   07:40:23   (   0.01,-137.21) (  -0.13,-137.82)   69.08                80
 07/26/2020   07:30:52   (   0.01,-137.21) (   0.50,-134.86)  267.37                80
 07/26/2020   19:49:27   (  -0.01,-137.21) (   0.57,-140.02)  319.04                80
 07/28/2020   19:39:56   (  -0.01,-137.21) (  -0.06,-137.07)   16.67                80
 07/30/2020   19:27:46   (  -0.02,-137.20) (  -0.70,-134.11)  351.26                80
 07/31/2020   07:46:29   (   0.02,-137.19) (  -0.42,-139.30)  239.57                80
 08/02/2020   07:36:58   (   0.02,-137.17) (   0.21,-136.35)   94.58                80
 08/02/2020   19:55:33   (  -0.02,-137.17) (   0.92,-141.49)  492.45                80