Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 12 30.  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)
 12/31/2013   15:59:55   (  22.60, 147.38) 12/31/2013   16:03:23    (  26.25, 145.31)  456.33            208
 01/03/2014   02:42:51   (  22.64, 159.79) 01/03/2014   02:39:22    (  23.72, 158.12)  207.92            209
 01/08/2014   15:10:23   (  22.60, 159.78) 01/08/2014   15:13:40    (  23.17, 157.21)  270.73            197
 01/11/2014   03:31:01   (  18.47, 148.44) 01/11/2014   03:28:41    (  18.14, 146.81)  175.47            140
 01/19/2014   02:42:18   (  21.84, 160.08) 01/19/2014   02:39:02    (  21.55, 158.67)  148.83            196
 01/24/2014   15:09:57   (  22.62, 159.91) 01/24/2014   15:13:26    (  24.95, 157.67)  344.68            209