Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2013 1 16.  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)
 01/16/2013   22:50:04   (   0.10,-134.94) (  -0.83,-138.92)  454.96                80
 01/17/2013   22:39:21   (   0.10,-134.91) (  -0.21,-136.34)  162.92                80
 01/18/2013   22:31:18   (   0.10,-134.87) (   0.35,-133.74)  128.99                80
 01/19/2013   22:20:34   (   0.09,-134.83) (   0.92,-131.14)  420.84                80
 01/22/2013   10:43:52   (  -0.09,-134.77) (   0.37,-136.75)  226.63                80
 01/23/2013   10:30:29   (  -0.09,-134.73) (  -0.22,-134.16)   64.72                80
 01/24/2013   10:19:44   (  -0.08,-134.68) (  -0.76,-131.56)  355.94                80
 01/26/2013   22:43:19   (   0.08,-134.53) (  -0.55,-137.24)  309.31                80
 01/27/2013   22:32:36   (   0.08,-134.48) (   0.06,-134.64)   18.45                80
 01/28/2013   22:24:31   (   0.08,-134.43) (   0.62,-132.04)  272.50                80