Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 6 25.  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)
 06/30/2013   15:10:16   (  22.61, 159.81) 06/30/2013   15:10:39    (  23.16, 157.24)  269.95             23
 07/08/2013   15:59:42   (  22.61, 147.44) 07/08/2013   16:01:20    (  23.21, 144.60)  298.36             98
 07/16/2013   15:10:13   (  22.59, 159.80) 07/16/2013   15:10:34    (  23.13, 157.30)  262.95             21