Simultaneous Nadir Overpasses (SNOs) near US between NOAA-19 and NPP
TLE Epoch: 2013 2 6.  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   07:03:22   (  43.22, -73.52) 02/10/2013   07:01:24    (  43.68, -76.12)  215.83            118
 02/10/2013   08:46:02   (  41.18, -99.77) 02/10/2013   08:43:29    (  41.65,-102.22)  210.64            153
 02/10/2013   18:33:44   (  49.97, -85.19) 02/10/2013   18:27:51    (  49.75, -86.53)   99.25            353
 02/10/2013   20:15:49   (  49.98,-110.72) 02/10/2013   20:09:21    (  49.75,-111.91)   89.22            388