Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 3 29.  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)
 04/03/2013   16:00:15   (  22.60, 147.37) 04/03/2013   16:01:04    (  23.24, 144.43)  309.41             49
 04/11/2013   15:11:24   (  20.95, 159.32) 04/11/2013   15:10:55    (  21.48, 156.67)  281.70             29
 04/19/2013   16:00:27   (  22.60, 147.35) 04/19/2013   16:01:15    (  23.23, 144.41)  309.55             48