Simultaneous Nadir Overpasses (SNOs) near US between NOAA-19 and NPP
TLE Epoch: 2012 10 13.  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)
 10/21/2012   18:24:50   (  45.71, -81.92) 10/21/2012   18:26:04    (  45.16, -84.59)  217.37             74
 10/21/2012   20:07:29   (  47.67,-108.24) 10/21/2012   20:08:09    (  47.18,-110.77)  197.73             40
 10/22/2012   06:45:50   (  39.92, -70.55) 10/22/2012   06:42:55    (  40.31, -72.54)  175.03            175
 10/22/2012   08:28:30   (  37.90, -96.73) 10/22/2012   08:25:00    (  38.28, -98.58)  167.12            210
 10/22/2012   10:11:08   (  35.93,-122.88) 10/22/2012   10:07:04    (  36.25,-124.59)  158.25            244
 10/22/2012   18:15:13   (  49.97, -81.01) 10/22/2012   18:08:24    (  49.81, -81.76)   56.55            409
 10/22/2012   19:57:18   (  49.98,-106.54) 10/22/2012   19:49:55    (  49.87,-107.16)   46.48            443