Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 7 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 07/11/2019   18:41:55   (  -0.06,-127.66) (  -0.99,-123.37)  487.87                80
 07/12/2019   07:05:58   (   0.03,-127.68) (  -0.18,-128.55)   99.89                80
 07/14/2019   06:51:07   (   0.04,-127.76) (   0.50,-125.60)  244.89                80
 07/14/2019   19:15:02   (  -0.01,-127.78) (   0.62,-130.75)  338.53                80
 07/16/2019   19:00:11   (  -0.02,-127.85) (  -0.06,-127.81)    6.67                80
 07/18/2019   18:47:59   (  -0.03,-127.93) (  -0.68,-124.85)  349.88                80
 07/19/2019   07:12:02   (  -0.00,-127.95) (  -0.42,-130.04)  237.37                80
 07/21/2019   06:57:10   (   0.01,-128.02) (   0.20,-127.08)  106.26                80
 07/21/2019   19:21:05   (   0.02,-128.03) (   0.92,-132.23)  478.08                80
 07/23/2019   06:45:00   (   0.02,-128.09) (   0.89,-124.14)  449.70                80
 07/23/2019   19:08:54   (   0.01,-128.10) (   0.24,-129.29)  134.68                80