Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 2 24.  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)
 03/02/2013   15:59:40   (  22.63, 147.45) 03/02/2013   16:00:27    (  23.27, 144.52)  307.84             47
 03/10/2013   15:10:50   (  20.83, 159.37) 03/10/2013   15:10:20    (  21.34, 156.72)  280.96             30
 03/18/2013   15:59:52   (  22.63, 147.42) 03/18/2013   16:00:35    (  23.29, 144.51)  306.90             43