Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2019 5 5.  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)
 05/06/2019   01:13:28   (   0.02,-128.19) (   0.60,-125.62)  292.94                80
 05/08/2019   13:31:51   (  -0.04,-128.26) (   0.52,-130.61)  268.39                80
 05/09/2019   13:22:54   (  -0.04,-128.28) (  -0.17,-127.78)   57.24                80
 05/10/2019   13:11:17   (  -0.04,-128.29) (  -0.81,-124.94)  382.66                80
 05/13/2019   01:29:56   (   0.05,-128.31) (  -0.35,-129.99)  192.23                80
 05/14/2019   01:20:59   (   0.05,-128.32) (   0.34,-127.16)  133.05                80
 05/15/2019   01:09:22   (   0.04,-128.33) (   0.96,-124.32)  458.27                80
 05/16/2019   13:39:20   (  -0.06,-128.37) (   0.81,-132.13)  429.26                80
 05/17/2019   13:27:42   (  -0.06,-128.38) (   0.17,-129.29)  104.32                80
 05/18/2019   13:18:46   (  -0.06,-128.39) (  -0.52,-126.46)  220.54                80