Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 7 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/14/2020   07:05:58   (  -0.00,-128.36) (  -0.06,-128.56)   23.06                80
 07/16/2020   06:51:07   (  -0.01,-128.38) (   0.55,-125.60)  315.04                80
 07/16/2020   19:12:22   (   0.01,-128.36) (   0.52,-130.76)  272.61                80
 07/18/2020   19:02:51   (   0.02,-128.37) (  -0.09,-127.80)   64.59                80
 07/20/2020   18:50:41   (   0.02,-128.38) (  -0.76,-124.86)  400.97                80
 07/21/2020   07:12:05   (  -0.02,-128.40) (  -0.37,-130.04)  187.43                80
 07/23/2020   06:57:14   (  -0.02,-128.39) (   0.23,-127.09)  147.99                80
 07/23/2020   19:18:30   (   0.02,-128.37) (   0.85,-132.25)  441.10                80
 07/25/2020   06:45:04   (  -0.01,-128.39) (   0.90,-124.14)  483.06                80
 07/25/2020   19:06:20   (   0.01,-128.36) (   0.19,-129.30)  105.98                80