Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 11 11.  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   16:00:05   (  22.62, 147.30) 11/13/2013   16:03:04    (  23.25, 144.61)  283.99            179
 11/21/2013   15:10:47   (  22.63, 159.63) 11/21/2013   15:12:21    (  23.17, 157.31)  245.12             94
 11/24/2013   03:32:38   (  22.65, 147.30) 11/24/2013   03:29:09    (  24.67, 145.31)  302.25            209
 11/29/2013   16:00:16   (  22.59, 147.25) 11/29/2013   16:03:05    (  23.15, 144.66)  273.61            169
 12/07/2013   15:10:45   (  22.61, 159.64) 12/07/2013   15:12:19    (  23.09, 157.37)  239.02             94