Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2012 3 20.  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)
 03/20/2012   22:48:34   (  -0.06,-135.21) (  -1.00,-139.32)  469.02                80
 03/21/2012   22:37:59   (  -0.06,-135.19) (  -0.39,-136.77)  179.84                80
 03/22/2012   22:30:04   (  -0.06,-135.16) (   0.16,-134.21)  109.26                80
 03/23/2012   22:19:28   (  -0.06,-135.14) (   0.71,-131.64)  398.24                80
 03/26/2012   10:40:37   (   0.06,-135.05) (   0.60,-137.39)  267.93                80
 03/27/2012   10:30:02   (   0.06,-135.01) (   0.04,-134.83)   20.63                80
 03/28/2012   10:22:06   (   0.06,-134.98) (  -0.53,-132.27)  308.80                80
 03/30/2012   22:43:13   (  -0.06,-134.92) (  -0.74,-138.02)  352.83                80
 03/31/2012   22:32:38   (  -0.06,-134.88) (  -0.17,-135.46)   64.96                80
 04/01/2012   22:24:41   (  -0.06,-134.84) (   0.35,-132.88)  222.87                80