Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 11 8.  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)
 11/13/2013   16:00:06   (  22.62, 147.29) 11/13/2013   16:03:05    (  23.23, 144.60)  283.77            179
 11/21/2013   15:10:47   (  22.60, 159.62) 11/21/2013   15:12:21    (  23.12, 157.30)  245.01             94
 11/24/2013   03:32:38   (  22.67, 147.30) 11/24/2013   03:29:09    (  24.68, 145.31)  301.69            209
 11/29/2013   16:00:12   (  22.63, 147.27) 11/29/2013   16:03:02    (  23.22, 144.68)  274.05            170