Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2012 12 4.  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)
 12/12/2012   15:59:15   (  22.60, 147.43) 12/12/2012   15:59:47    (  23.21, 144.58)  299.91             32
 12/20/2012   15:09:56   (  21.05, 159.51) 12/20/2012   15:09:29    (  21.58, 156.87)  279.81             27
 12/28/2012   15:58:18   (  22.64, 147.68) 12/28/2012   15:59:43    (  23.34, 144.63)  322.76             85