Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2012 10 14.  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)
 10/17/2012   15:10:31   (  19.67, 159.10) 10/17/2012   15:09:41    (  20.17, 156.55)  273.30             50
 10/25/2012   15:58:58   (  22.62, 147.48) 10/25/2012   15:59:47    (  23.26, 144.56)  306.64             49
 11/02/2012   15:09:06   (  22.61, 159.94) 11/02/2012   15:09:20    (  23.25, 157.17)  292.41             14