Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2019 5 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 05/14/2019   01:20:59   (   0.04,-128.33) (   0.31,-127.15)  134.77                80
 05/15/2019   01:09:22   (   0.04,-128.35) (   0.99,-124.32)  460.32                80
 05/16/2019   13:39:19   (  -0.06,-128.40) (   0.83,-132.12)  426.10                80
 05/17/2019   13:27:43   (  -0.06,-128.41) (   0.14,-129.30)  100.83                80
 05/18/2019   13:18:45   (  -0.06,-128.42) (  -0.50,-126.45)  224.32                80
 05/21/2019   01:37:25   (   0.08,-128.42) (  -0.63,-131.51)  352.98                80
 05/22/2019   01:25:48   (   0.08,-128.42) (   0.01,-128.67)   28.20                80
 05/23/2019   01:16:51   (   0.08,-128.43) (   0.71,-125.84)  296.58                80
 05/25/2019   13:35:11   (  -0.10,-128.48) (   0.44,-130.81)  265.93                80
 05/26/2019   13:26:14   (  -0.10,-128.49) (  -0.20,-127.97)   58.59                80
 05/27/2019   13:14:36   (  -0.09,-128.49) (  -0.85,-125.13)  383.04                80