Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 7 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/25/2019   18:54:06   (   0.01,-128.11) (  -0.37,-126.34)  202.11                80
 07/26/2019   07:18:09   (  -0.04,-128.12) (  -0.74,-131.53)  386.66                80
 07/28/2019   07:05:58   (  -0.04,-128.17) (  -0.15,-128.56)   45.89                80
 07/30/2019   06:51:07   (  -0.03,-128.20) (   0.51,-125.61)  294.07                80
 07/30/2019   19:15:01   (   0.06,-128.21) (   0.62,-130.76)  290.24                80
 08/01/2019   19:00:10   (   0.05,-128.25) (  -0.04,-127.81)   48.99                80
 08/03/2019   18:47:59   (   0.04,-128.27) (  -0.70,-124.87)  387.98                80
 08/04/2019   07:12:02   (  -0.08,-128.28) (  -0.46,-130.04)  200.80                80
 08/06/2019   06:57:11   (  -0.07,-128.30) (   0.21,-127.10)  137.82                80
 08/06/2019   19:21:06   (   0.10,-128.31) (   0.93,-132.25)  447.42                80