Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2012 9 6.  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)
 09/07/2012   15:59:07   (  22.58, 147.45) 09/07/2012   15:59:47    (  23.24, 144.58)  302.67             40
 09/15/2012   15:09:50   (  21.10, 159.51) 09/15/2012   15:09:24    (  21.62, 156.88)  278.92             26
 09/23/2012   15:58:27   (  22.61, 147.60) 09/23/2012   15:59:32    (  23.28, 144.63)  312.89             65
 10/01/2012   15:08:28   (  22.63, 160.09) 10/01/2012   15:08:37    (  23.27, 157.35)  289.39              9