Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 5 26.  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   (  22.64, 159.79) 05/29/2013   15:10:43    (  23.25, 157.16)  278.08             12
 06/06/2013   15:59:53   (  22.62, 147.43) 06/06/2013   16:01:27    (  23.25, 144.49)  309.27             94
 06/14/2013   15:10:17   (  22.59, 159.81) 06/14/2013   15:10:41    (  23.20, 157.19)  277.12             24
 06/22/2013   15:59:29   (  22.62, 147.51) 06/22/2013   16:01:23    (  23.26, 144.55)  311.50            114