Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 1 30.  Predictions up to the next  30.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 02/06/2013   15:10:24   (  20.73, 159.40) 02/06/2013   15:09:52    (  21.23, 156.77)  279.28             32
 02/14/2013   15:58:57   (  22.63, 147.59) 02/14/2013   16:00:14    (  23.28, 144.55)  319.92             77
 02/22/2013   15:08:55   (  22.59, 160.11) 02/22/2013   15:09:44    (  23.22, 157.18)  308.59             49
 02/25/2013   03:30:29   (  22.66, 147.85) 02/25/2013   03:27:00    (  25.99, 144.82)  481.44            209