Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 7 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 08/01/2019   19:00:11   (   0.05,-128.27) (  -0.06,-127.82)   51.35                80
 08/03/2019   18:47:59   (   0.04,-128.30) (  -0.66,-124.86)  391.08                80
 08/04/2019   07:12:03   (  -0.08,-128.31) (  -0.45,-130.05)  197.63                80
 08/06/2019   06:57:12   (  -0.07,-128.34) (   0.22,-127.10)  141.76                80
 08/06/2019   19:21:06   (   0.10,-128.35) (   0.91,-132.25)  443.09                80
 08/08/2019   06:45:00   (  -0.06,-128.37) (   0.83,-124.14)  480.91                80
 08/08/2019   19:08:54   (   0.10,-128.38) (   0.31,-129.29)  103.97                80
 08/10/2019   18:54:03   (   0.09,-128.40) (  -0.36,-126.34)  234.66                80
 08/11/2019   07:18:06   (  -0.13,-128.41) (  -0.80,-131.52)  353.78                80
 08/13/2019   07:05:54   (  -0.12,-128.43) (  -0.18,-128.56)   16.02                80