Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 5 15.  Predictions up to the next  10.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 05/16/2013   07:19:16   (  49.89, -76.02) 05/16/2013   07:19:50    (  50.36, -78.28)  169.78             34
 05/16/2013   08:58:09   (  49.88,-100.74) 05/16/2013   09:01:18    (  50.47,-103.61)  214.36            189
 05/18/2013   18:17:17   (  49.95, -80.13) 05/18/2013   18:10:07    (  49.64, -81.88)  129.94            430
 05/18/2013   19:56:10   (  49.96,-104.86) 05/18/2013   19:51:35    (  49.53,-107.20)  175.28            275
 05/21/2013   09:24:43   (  20.04,-114.18) 05/21/2013   09:16:23    (  20.01,-114.86)   71.06            500
 05/24/2013   06:30:36   (  45.51, -65.26) 05/24/2013   06:30:25    (  45.86, -67.48)  176.37             11
 05/24/2013   08:08:15   (  49.89, -88.27) 05/24/2013   08:10:36    (  50.40, -90.93)  198.25            141
 05/24/2013   09:47:08   (  49.88,-112.99) 05/24/2013   09:52:04    (  50.51,-116.26)  242.79            296