Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2019 6 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 06/10/2019   21:58:45   (   0.01,-128.35) (   0.09,-128.15)   24.62                80
 06/13/2019   09:59:07   (  -0.02,-128.32) (   0.09,-128.88)   63.42                80
 06/14/2019   09:43:02   (  -0.02,-128.31) (  -0.90,-124.34)  451.53                80
 06/15/2019   22:02:18   (   0.04,-128.28) (  -0.24,-129.65)  156.25                80
 06/16/2019   21:46:12   (   0.03,-128.26) (   0.75,-125.12)  358.73                80
 06/18/2019   10:05:20   (  -0.06,-128.24) (   0.42,-130.39)  245.00                80
 06/19/2019   09:49:14   (  -0.04,-128.22) (  -0.57,-125.85)  269.47                80
 06/20/2019   22:08:30   (   0.07,-128.18) (  -0.63,-131.15)  339.53                80
 06/21/2019   21:52:25   (   0.06,-128.16) (   0.42,-126.63)  175.15                80
 06/23/2019   10:11:32   (  -0.08,-128.13) (   0.75,-131.90)  428.51                80
 06/24/2019   09:55:27   (  -0.07,-128.11) (  -0.24,-127.36)   85.69                80