Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2012 4 14.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19)   NOAA-19 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/21/2012   09:00:19   (  80.55,  -0.66) (  80.55,  -0.71)    0.82                70
 04/21/2012   09:51:17   ( -80.56, 166.31) ( -80.56, 166.44)    2.36                57
 04/21/2012   10:42:20   (  80.45, -24.73) (  80.45, -24.81)    1.47                35
 04/21/2012   11:33:18   ( -80.47, 142.25) ( -80.47, 142.34)    1.71                22
 04/21/2012   12:24:20   (  80.33, -48.50) (  80.33, -48.61)    2.11                 0
 04/21/2012   13:15:18   ( -80.35, 118.48) ( -80.34, 118.54)    1.08                13
 04/21/2012   14:06:20   (  80.19, -72.31) (  80.20, -72.45)    2.72                35
 04/21/2012   14:57:17   ( -80.19,  94.98) ( -80.19,  95.00)    0.48                48