Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 8 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/22/2019   06:57:06   (  -0.16,-128.44) (   0.12,-127.07)  155.96                80
 08/22/2019   19:21:01   (   0.20,-128.44) (   1.01,-132.22)  429.87                80
 08/24/2019   06:44:54   (  -0.16,-128.44) (   0.74,-124.11)  491.11                80
 08/24/2019   19:08:49   (   0.19,-128.43) (   0.38,-129.26)   94.81                80
 08/26/2019   18:53:57   (   0.19,-128.41) (  -0.26,-126.31)  239.40                80
 08/27/2019   07:17:59   (  -0.23,-128.41) (  -0.91,-131.49)  350.25                80
 08/29/2019   07:05:47   (  -0.22,-128.39) (  -0.27,-128.53)   17.00                80
 08/31/2019   06:50:56   (  -0.21,-128.36) (   0.37,-125.57)  316.17                80
 08/31/2019   19:14:50   (   0.24,-128.34) (   0.75,-130.73)  270.94                80
 09/02/2019   18:59:58   (   0.23,-128.31) (   0.10,-127.77)   61.99                80