Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 3 19.  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)
 03/26/2013   15:10:43   (  21.77, 159.59) 03/26/2013   15:10:28    (  22.27, 156.89)  284.41             15
 04/03/2013   15:59:53   (  22.62, 147.46) 04/03/2013   16:01:03    (  23.26, 144.44)  318.14             70
 04/11/2013   15:10:19   (  22.60, 159.86) 04/11/2013   15:10:25    (  23.23, 157.10)  291.85              6