Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2019 6 8.  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)
 06/09/2019   22:14:50   (   0.02,-128.37) (  -0.94,-132.68)  491.20                80
 06/10/2019   21:58:45   (   0.01,-128.36) (   0.05,-128.14)   24.44                80
 06/13/2019   09:59:07   (  -0.02,-128.32) (   0.07,-128.88)   63.41                80
 06/14/2019   09:43:02   (  -0.02,-128.31) (  -0.92,-124.35)  451.64                80
 06/15/2019   22:02:17   (   0.04,-128.28) (  -0.28,-129.65)  156.14                80
 06/16/2019   21:46:12   (   0.03,-128.26) (   0.71,-125.11)  358.84                80
 06/18/2019   10:05:20   (  -0.06,-128.24) (   0.40,-130.39)  244.86                80
 06/19/2019   09:49:15   (  -0.04,-128.22) (  -0.59,-125.86)  269.67                80
 06/20/2019   22:08:30   (   0.07,-128.18) (  -0.60,-131.16)  339.30                80
 06/21/2019   21:52:24   (   0.06,-128.16) (   0.39,-126.62)  175.36                80