Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 6 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)
 07/08/2013   15:59:43   (  22.64, 147.44) 07/08/2013   16:01:19    (  23.28, 144.62)  297.69             96
 07/16/2013   15:10:16   (  22.58, 159.78) 07/16/2013   15:10:33    (  23.15, 157.31)  261.51             17
 07/24/2013   15:59:39   (  22.61, 147.43) 07/24/2013   16:01:13    (  23.23, 144.67)  290.70             94