Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 1 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 01/01/2019   07:06:13   (   0.06,-128.54) (   0.05,-128.61)    7.94                80
 01/03/2019   06:51:22   (   0.07,-128.50) (   0.70,-125.65)  324.58                80
 01/03/2019   19:12:37   (  -0.05,-128.44) (   0.44,-130.80)  268.59                80
 01/05/2019   19:03:05   (  -0.05,-128.40) (  -0.15,-127.84)   63.69                80
 01/07/2019   18:50:54   (  -0.05,-128.36) (  -0.80,-124.89)  395.59                80
 01/08/2019   07:12:17   (   0.04,-128.41) (  -0.31,-130.08)  188.76                80
 01/10/2019   06:57:26   (   0.04,-128.37) (   0.28,-127.11)  142.65                80
 01/10/2019   19:18:41   (  -0.03,-128.29) (   0.79,-132.27)  452.24                80
 01/12/2019   06:45:15   (   0.04,-128.32) (   0.93,-124.16)  473.74                80
 01/12/2019   19:06:29   (  -0.03,-128.24) (   0.20,-129.31)  121.07                80
 01/14/2019   18:56:57   (  -0.03,-128.19) (  -0.39,-126.34)  209.55                80