Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2016 10 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)
 10/08/2016   11:50:28   (   0.15,-135.18) (  -0.00,-134.56)   70.98                80
 10/09/2016   11:39:05   (   0.16,-135.15) (  -0.61,-131.79)  383.70                80
 10/11/2016   23:58:11   (  -0.12,-135.02) (  -0.55,-136.98)  223.93                80
 10/12/2016   23:49:27   (  -0.12,-134.98) (   0.05,-134.21)   88.36                80
 10/13/2016   23:38:04   (  -0.13,-134.95) (   0.66,-131.43)  400.64                80
 10/16/2016   11:57:11   (   0.10,-134.90) (   0.50,-136.63)  197.82                80
 10/17/2016   11:48:27   (   0.11,-134.86) (  -0.12,-133.86)  113.77                80
 10/18/2016   11:37:04   (   0.12,-134.82) (  -0.73,-131.09)  425.23                80
 10/20/2016   00:07:33   (  -0.07,-134.69) (  -1.06,-139.06)  498.10                80
 10/20/2016   23:56:10   (  -0.08,-134.64) (  -0.45,-136.28)  187.01                80
 10/21/2016   23:47:26   (  -0.09,-134.59) (   0.16,-133.51)  123.88                80