Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 7 16.  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)
 07/24/2013   15:59:31   (  22.62, 147.47) 07/24/2013   16:01:07    (  23.26, 144.70)  292.23             96
 08/01/2013   15:09:55   (  22.64, 159.87) 08/01/2013   15:10:10    (  23.18, 157.45)  254.95             15
 08/09/2013   15:59:10   (  22.59, 147.53) 08/09/2013   16:00:34    (  23.20, 144.87)  281.36             84