Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2019 6 8.  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)
 06/09/2019   01:20:07   (   0.15,-128.36) (   0.72,-126.00)  269.86                80
 06/11/2019   13:38:28   (  -0.16,-128.37) (   0.44,-130.97)  297.66                80
 06/12/2019   13:29:31   (  -0.16,-128.35) (  -0.21,-128.13)   24.88                80
 06/13/2019   13:17:53   (  -0.16,-128.34) (  -0.86,-125.29)  347.31                80
 06/16/2019   01:36:29   (   0.18,-128.26) (  -0.30,-130.33)  236.21                80
 06/17/2019   01:27:32   (   0.18,-128.24) (   0.37,-127.49)   85.99                80
 06/18/2019   01:15:53   (   0.18,-128.22) (   0.99,-124.64)  408.08                80
 06/19/2019   13:45:54   (  -0.20,-128.23) (   0.76,-132.48)  483.89                80
 06/20/2019   13:34:17   (  -0.20,-128.21) (   0.10,-129.64)  162.19                80
 06/21/2019   13:25:19   (  -0.20,-128.19) (  -0.55,-126.80)  159.52                80
 06/22/2019   13:13:42   (  -0.20,-128.17) (  -1.21,-123.96)  481.12                80