Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2013 12 22.  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)
 12/23/2013   10:44:16   (  -0.11,-134.99) (  -0.02,-135.34)   40.70                80
 12/24/2013   10:36:04   (  -0.11,-134.95) (  -0.64,-132.71)  255.99                80
 12/26/2013   22:56:26   (   0.13,-134.82) (  -0.64,-138.24)  390.50                80
 12/27/2013   22:45:32   (   0.12,-134.78) (  -0.08,-135.60)   94.49                80
 12/28/2013   22:37:20   (   0.12,-134.73) (   0.53,-132.97)  201.30                80
 12/29/2013   22:26:26   (   0.11,-134.68) (   1.09,-130.32)  496.86                80
 12/31/2013   10:57:43   (  -0.13,-134.63) (   0.74,-138.51)  441.59                80
 01/01/2014   10:46:49   (  -0.12,-134.58) (   0.16,-135.87)  146.34                80
 01/02/2014   10:38:36   (  -0.12,-134.53) (  -0.41,-133.23)  148.73                80
 01/03/2014   10:27:42   (  -0.11,-134.48) (  -0.98,-130.58)  443.74                80