Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2012 7 24.  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)
 07/29/2012   15:10:42   (  19.93, 159.15) 07/29/2012   15:09:57    (  20.47, 156.58)  274.57             45
 08/06/2012   15:59:17   (  22.60, 147.43) 08/06/2012   15:59:54    (  23.23, 144.57)  301.20             37
 08/14/2012   15:10:13   (  20.71, 159.37) 08/14/2012   15:09:41    (  21.24, 156.76)  277.59             32