Simultaneous Nadir Overpasses (SNOs) near US between NOAA-19 and NPP
TLE Epoch: 2013 2 9.  Predictions up to the next  10.0 days:

Date(NOAA-19)     Time(NOAA-19)   NOAA-19 Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 02/10/2013   07:03:24   (  43.15, -73.55) 02/10/2013   07:01:25    (  43.62, -76.14)  215.78            119
 02/10/2013   08:46:04   (  41.12, -99.79) 02/10/2013   08:43:30    (  41.59,-102.24)  210.56            154
 02/10/2013   18:33:44   (  49.97, -85.19) 02/10/2013   18:27:50    (  49.76, -86.53)   98.91            354
 02/10/2013   20:15:49   (  49.98,-110.72) 02/10/2013   20:09:20    (  49.76,-111.91)   88.84            389