Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 8 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/20/2019   07:11:58   (  -0.17,-128.45) (  -0.50,-130.03)  180.01                80
 08/22/2019   06:57:06   (  -0.16,-128.44) (   0.12,-127.07)  155.82                80
 08/22/2019   19:21:01   (   0.20,-128.45) (   1.00,-132.22)  429.33                80
 08/24/2019   06:44:54   (  -0.16,-128.43) (   0.75,-124.11)  491.04                80
 08/24/2019   19:08:49   (   0.19,-128.44) (   0.38,-129.26)   94.24                80
 08/26/2019   18:53:57   (   0.19,-128.42) (  -0.25,-126.31)  240.01                80
 08/27/2019   07:18:01   (  -0.22,-128.41) (  -0.86,-131.50)  350.32                80
 08/29/2019   07:05:49   (  -0.22,-128.39) (  -0.23,-128.54)   17.11                80
 08/31/2019   06:50:57   (  -0.21,-128.36) (   0.41,-125.58)  316.14                80
 08/31/2019   19:14:50   (   0.24,-128.35) (   0.78,-130.72)  270.27                80
 09/02/2019   18:59:59   (   0.23,-128.32) (   0.14,-127.76)   62.72                80