Simultaneous Nadir Overpasses (SNOs) near US between NOAA-19 and NPP
TLE Epoch: 2013 2 26.  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)
 03/06/2013   17:35:11   (  46.06, -69.05) 03/06/2013   17:36:19    (  45.42, -72.14)  249.81             68
 03/06/2013   19:17:50   (  48.03, -95.38) 03/06/2013   19:18:24    (  47.44, -98.32)  228.96             34
 03/06/2013   21:00:29   (  49.99,-121.77) 03/06/2013   21:00:29    (  49.46,-124.55)  208.66              0
 03/07/2013   07:38:48   (  37.65, -83.77) 03/07/2013   07:35:13    (  38.07, -86.06)  206.27            215
 03/07/2013   09:21:28   (  35.61,-109.93) 03/07/2013   09:17:18    (  36.03,-112.07)  198.48            250
 03/07/2013   19:07:29   (  49.95, -93.50) 03/07/2013   19:00:03    (  49.74, -94.55)   78.64            446
 03/07/2013   20:49:34   (  49.96,-119.02) 03/07/2013   20:41:34    (  49.80,-119.95)   68.63            480