Simultaneous Nadir Overpasses (SNOs) near US between NOAA-19 and NPP
TLE Epoch: 2012 3 3.  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)
 03/03/2012   19:17:56   (  47.20, -96.13) 03/03/2012   19:18:44    (  46.80, -97.99)  147.30             48
 03/03/2012   21:00:37   (  49.23,-122.52) 03/03/2012   21:00:50    (  48.88,-124.22)  129.89             13
 03/04/2012   07:39:11   (  38.00, -84.86) 03/04/2012   07:35:42    (  38.22, -86.00)  103.07            209
 03/04/2012   09:21:53   (  35.89,-111.05) 03/04/2012   09:17:48    (  36.12,-112.03)   92.30            245
 03/04/2012   19:06:45   (  45.69, -92.84) 03/04/2012   18:59:23    (  45.72, -92.80)    4.79            442
 03/04/2012   20:49:26   (  47.73,-119.19) 03/04/2012   20:41:28    (  47.75,-118.99)   15.11            478