Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2013 1 18.  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)
 01/18/2013   22:31:18   (   0.10,-134.87) (   0.34,-133.74)  128.92                80
 01/19/2013   22:20:35   (   0.09,-134.83) (   0.96,-131.15)  420.68                80
 01/22/2013   10:43:53   (  -0.09,-134.77) (   0.38,-136.76)  227.11                80
 01/23/2013   10:30:30   (  -0.09,-134.73) (  -0.20,-134.16)   64.10                80
 01/24/2013   10:19:46   (  -0.08,-134.68) (  -0.77,-131.56)  355.12                80
 01/26/2013   22:43:22   (   0.08,-134.53) (  -0.55,-137.25)  310.66                80
 01/27/2013   22:32:39   (   0.08,-134.48) (   0.03,-134.65)   20.00                80
 01/28/2013   22:24:35   (   0.08,-134.43) (   0.60,-132.05)  270.63                80
 01/31/2013   10:47:53   (  -0.08,-134.35) (   0.65,-137.67)  378.65                80