Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2019 4 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 04/18/2019   06:47:59   (   0.06,-127.54) (   0.79,-124.16)  384.76                80
 04/18/2019   19:06:34   (  -0.06,-127.51) (   0.34,-129.31)  205.24                80
 04/20/2019   18:57:03   (  -0.07,-127.43) (  -0.29,-126.36)  121.89                80
 04/21/2019   07:15:47   (   0.07,-127.42) (  -0.82,-131.55)  469.59                80
 04/22/2019   18:44:52   (  -0.07,-127.34) (  -0.94,-123.40)  448.52                80
 04/23/2019   07:03:36   (   0.07,-127.33) (  -0.17,-128.59)  143.09                80
 04/25/2019   06:54:04   (   0.08,-127.24) (   0.43,-125.63)  183.07                80
 04/25/2019   19:12:39   (  -0.08,-127.20) (   0.70,-130.78)  407.26                80
 04/27/2019   19:00:28   (  -0.09,-127.11) (   0.04,-127.83)   81.44                80
 04/29/2019   18:50:55   (  -0.09,-127.01) (  -0.52,-124.86)  244.38                80
 04/30/2019   07:09:39   (   0.09,-127.00) (  -0.58,-130.05)  347.37                80