Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2012 7 23.  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)
 07/29/2012   15:10:40   (  20.06, 159.18) 07/29/2012   15:09:57    (  20.55, 156.60)  274.80             43
 08/06/2012   15:59:16   (  22.63, 147.44) 08/06/2012   15:59:58    (  23.26, 144.56)  303.14             42
 08/14/2012   15:10:00   (  21.41, 159.54) 08/14/2012   15:09:39    (  21.92, 156.89)  280.09             21