Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2012 7 22.  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   (  19.95, 159.16) 07/29/2012   15:09:57    (  20.48, 156.59)  274.33             45
 08/06/2012   15:59:17   (  22.61, 147.43) 08/06/2012   15:59:54    (  23.25, 144.58)  301.03             37
 08/14/2012   15:10:12   (  20.77, 159.38) 08/14/2012   15:09:41    (  21.30, 156.77)  277.52             31