Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 7 14.  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)
 07/16/2013   15:10:13   (  22.59, 159.80) 07/16/2013   15:10:33    (  23.12, 157.30)  262.47             20
 07/24/2013   15:59:32   (  22.60, 147.46) 07/24/2013   16:01:12    (  23.20, 144.68)  293.08            100
 08/01/2013   15:09:57   (  22.59, 159.85) 08/01/2013   15:10:24    (  23.15, 157.39)  259.51             27
 08/09/2013   15:59:11   (  22.62, 147.53) 08/09/2013   16:01:02    (  23.24, 144.77)  291.68            111