Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2012 4 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)
 04/23/2012   10:45:42   (   0.03,-134.91) (   0.89,-138.58)  419.14                80
 04/24/2012   10:35:06   (   0.04,-134.94) (   0.30,-136.02)  123.22                80
 04/25/2012   10:27:11   (   0.04,-134.98) (  -0.29,-133.46)  172.59                80
 04/26/2012   10:16:35   (   0.04,-135.01) (  -0.89,-130.90)  468.24                80
 04/27/2012   22:48:24   (  -0.02,-135.08) (  -0.97,-139.23)  474.02                80
 04/28/2012   22:37:48   (  -0.03,-135.11) (  -0.39,-136.67)  178.78                80
 04/29/2012   22:29:53   (  -0.03,-135.14) (   0.18,-134.11)  116.32                80
 04/30/2012   22:19:17   (  -0.04,-135.16) (   0.76,-131.55)  411.29                80
 05/03/2012   10:40:18   (   0.01,-135.21) (   0.48,-137.28)  235.64                80
 05/04/2012   10:32:22   (   0.01,-135.23) (  -0.11,-134.72)   58.70                80