Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 5 23.  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)
 05/29/2013   15:10:31   (  22.61, 159.78) 05/29/2013   15:10:43    (  23.22, 157.15)  278.18             12
 06/06/2013   15:59:53   (  22.63, 147.43) 06/06/2013   16:01:27    (  23.32, 144.50)  309.57             94
 06/14/2013   15:10:16   (  22.59, 159.82) 06/14/2013   15:10:43    (  23.19, 157.18)  278.26             27