Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 1 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)
 01/21/2015   23:15:55   (   0.10,-134.46) (  -0.86,-138.53)  465.64                80
 01/22/2015   23:04:47   (   0.10,-134.41) (  -0.25,-135.83)  163.37                80
 01/23/2015   22:56:20   (   0.10,-134.35) (   0.36,-133.13)  138.82                80
 01/24/2015   22:45:13   (   0.09,-134.30) (   0.98,-130.44)  440.91                80
 01/26/2015   11:18:44   (  -0.10,-134.26) (   0.85,-138.51)  484.00                80
 01/27/2015   11:07:35   (  -0.09,-134.20) (   0.27,-135.80)  182.11                80
 01/28/2015   10:53:47   (  -0.09,-134.14) (  -0.31,-133.09)  119.71                80
 01/29/2015   10:42:39   (  -0.09,-134.08) (  -0.95,-130.39)  421.39                80
 01/31/2015   23:05:05   (   0.08,-133.88) (  -0.35,-135.76)  214.41                80
 02/01/2015   22:56:38   (   0.08,-133.82) (   0.28,-133.06)   86.98                80
 02/02/2015   22:45:29   (   0.08,-133.76) (   0.86,-130.36)  388.21                80