Simultaneous Nadir Overpasses (SNOs) near US between NOAA-19 and NPP
TLE Epoch: 2012 3 19.  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)
 03/27/2012   18:21:34   (  37.65, -79.26) 03/27/2012   18:25:09    (  37.08, -81.92)  243.78            215
 03/27/2012   20:04:14   (  39.64,-105.43) 03/27/2012   20:07:14    (  39.12,-107.95)  223.66            180
 03/28/2012   06:42:49   (  47.58, -67.93) 03/28/2012   06:42:07    (  47.92, -69.84)  147.05             42
 03/28/2012   08:25:31   (  45.48, -94.31) 03/28/2012   08:24:13    (  45.83, -96.05)  141.06             78
 03/28/2012   10:08:11   (  43.50,-120.58) 03/28/2012   10:06:18    (  43.80,-122.19)  133.83            113
 03/28/2012   18:14:24   (  49.95, -81.22) 03/28/2012   18:09:47    (  49.81, -81.86)   48.22            277
 03/28/2012   19:56:30   (  49.98,-106.76) 03/28/2012   19:51:18    (  49.87,-107.26)   37.96            312