Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2012 8 1.  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)
 08/06/2012   15:59:15   (  22.59, 147.45) 08/06/2012   15:59:55    (  23.22, 144.57)  302.30             40
 08/14/2012   15:09:58   (  21.22, 159.52) 08/14/2012   15:09:34    (  21.72, 156.88)  279.11             24
 08/22/2012   15:58:44   (  22.62, 147.55) 08/22/2012   15:59:49    (  23.31, 144.59)  312.71             65