Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2012 11 21.  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)
 11/26/2012   15:59:00   (  22.61, 147.48) 11/26/2012   15:59:46    (  23.26, 144.58)  305.64             46
 12/04/2012   15:09:43   (  21.41, 159.61) 12/04/2012   15:09:22    (  21.95, 156.95)  280.96             21
 12/12/2012   15:58:24   (  22.64, 147.64) 12/12/2012   15:59:39    (  23.30, 144.62)  317.95             75