Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2020 7 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/09/2020   06:45:00   (  -0.02,-128.28) (   0.90,-124.12)  473.93                80
 07/09/2020   19:06:15   (   0.01,-128.29) (   0.23,-129.27)  112.43                80
 07/11/2020   18:56:44   (   0.01,-128.32) (  -0.43,-126.32)  227.22                80
 07/12/2020   07:18:07   (  -0.00,-128.34) (  -0.68,-131.51)  360.91                80
 07/14/2020   07:05:57   (  -0.01,-128.36) (  -0.03,-128.56)   21.94                80
 07/16/2020   06:51:05   (  -0.01,-128.38) (   0.57,-125.59)  316.73                80
 07/16/2020   19:12:20   (   0.01,-128.37) (   0.49,-130.76)  271.06                80
 07/18/2020   19:02:48   (   0.02,-128.38) (  -0.11,-127.79)   66.66                80
 07/20/2020   18:50:37   (   0.02,-128.38) (  -0.76,-124.84)  403.61                80
 07/21/2020   07:12:01   (  -0.02,-128.41) (  -0.35,-130.03)  184.32                80