Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2012 6 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)
 06/27/2012   15:10:57   (  19.33, 159.04) 06/27/2012   15:10:02    (  19.84, 156.49)  272.15             55
 07/05/2012   15:59:34   (  22.62, 147.41) 07/05/2012   15:59:39    (  23.22, 144.67)  287.87              5
 07/13/2012   15:11:32   (  17.71, 158.60) 07/13/2012   15:10:10    (  18.23, 156.16)  264.71             82
 07/21/2012   15:59:54   (  21.75, 147.15) 07/21/2012   15:59:39    (  22.26, 144.48)  281.60             15