Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 4 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)
 04/02/2019   06:48:00   (   0.03,-128.08) (   0.89,-124.18)  444.39                80
 04/02/2019   19:06:35   (  -0.03,-128.05) (   0.24,-129.33)  145.59                80
 04/04/2019   18:57:04   (  -0.03,-127.99) (  -0.40,-126.37)  184.70                80
 04/05/2019   07:15:48   (   0.03,-128.00) (  -0.73,-131.56)  405.24                80
 04/07/2019   07:03:37   (   0.03,-127.94) (  -0.09,-128.61)   75.69                80
 04/09/2019   06:54:05   (   0.04,-127.87) (   0.48,-125.64)  253.04                80
 04/09/2019   19:12:40   (  -0.04,-127.84) (   0.58,-130.81)  337.59                80
 04/11/2019   19:00:30   (  -0.05,-127.76) (  -0.06,-127.85)   10.35                80
 04/13/2019   18:50:58   (  -0.06,-127.68) (  -0.63,-124.89)  316.91                80
 04/14/2019   07:09:42   (   0.06,-127.67) (  -0.43,-130.09)  273.83                80