Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2013 2 20.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19)   NOAA-19 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/22/2013   07:12:04   ( -80.87,-159.46) ( -80.87,-159.52)    1.02                74
 02/22/2013   08:03:01   (  80.85,   8.19) (  80.85,   8.12)    1.24                61
 02/22/2013   08:54:08   ( -80.85, 175.30) ( -80.85, 175.46)    2.89                39
 02/22/2013   09:45:05   (  80.84, -17.05) (  80.83, -16.90)    2.74                26
 02/22/2013   10:36:10   ( -80.81, 150.76) ( -80.81, 150.78)    0.29                 5
 02/22/2013   11:27:07   (  80.79, -41.59) (  80.79, -41.58)    0.12                 8
 02/22/2013   12:18:11   ( -80.75, 126.57) ( -80.75, 126.45)    2.32                29
 02/22/2013   13:09:08   (  80.73, -65.78) (  80.74, -65.91)    2.50                42