Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 2 18.  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)
 02/23/2012   07:18:54   (  49.93, -76.05) 02/23/2012   07:19:29    (  50.34, -78.23)  162.05             35
 02/23/2012   08:57:47   (  49.93,-100.77) 02/23/2012   09:00:56    (  50.51,-103.53)  206.55            189
 02/25/2012   18:17:04   (  49.96, -80.27) 02/25/2012   18:09:47    (  49.72, -81.75)  109.45            437
 02/25/2012   19:55:57   (  49.96,-104.99) 02/25/2012   19:51:15    (  49.61,-107.08)  154.70            282
 02/25/2012   21:31:02   (  36.36,-124.99) 02/25/2012   21:28:48    (  35.88,-127.48)  229.86            134