Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 4 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/14/2019   07:09:42   (   0.06,-127.70) (  -0.43,-130.08)  270.00                80
 04/16/2019   07:00:11   (   0.06,-127.62) (   0.14,-127.11)   57.19                80
 04/18/2019   06:48:02   (   0.06,-127.54) (   0.80,-124.17)  383.84                80
 04/18/2019   19:06:37   (  -0.06,-127.50) (   0.31,-129.33)  207.15                80
 04/20/2019   18:57:09   (  -0.07,-127.42) (  -0.31,-126.38)  118.76                80
 04/21/2019   07:15:53   (   0.07,-127.42) (  -0.79,-131.58)  472.38                80
 04/22/2019   18:45:00   (  -0.07,-127.33) (  -0.88,-123.43)  443.80                80
 04/23/2019   07:03:44   (   0.07,-127.33) (  -0.23,-128.62)  147.53                80
 04/25/2019   06:54:17   (   0.08,-127.24) (   0.42,-125.69)  176.65                80
 04/25/2019   19:12:53   (  -0.08,-127.20) (   0.72,-130.84)  414.98                80
 04/27/2019   19:00:47   (  -0.09,-127.10) (   0.05,-127.91)   91.58                80