Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 10 21.  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)
 10/22/2015   11:19:00   (   0.10,-134.64) (  -0.00,-134.25)   44.54                80
 10/23/2015   11:07:44   (   0.11,-134.66) (  -0.58,-131.51)  359.48                80
 10/25/2015   23:27:16   (  -0.07,-134.69) (  -0.55,-136.83)  243.60                80
 10/26/2015   23:18:40   (  -0.08,-134.72) (   0.08,-134.10)   70.95                80
 10/27/2015   23:07:25   (  -0.09,-134.74) (   0.71,-131.36)  385.41                80
 10/30/2015   11:26:42   (   0.06,-134.81) (   0.48,-136.62)  206.56                80
 10/31/2015   11:18:07   (   0.06,-134.83) (  -0.17,-133.89)  107.39                80
 11/01/2015   11:06:50   (   0.07,-134.84) (  -0.77,-131.15)  421.23                80
 11/02/2015   23:37:39   (  -0.03,-134.83) (  -1.02,-139.21)  499.80                80
 11/03/2015   23:26:22   (  -0.04,-134.84) (  -0.44,-136.46)  186.07                80