Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 9 27.  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)
 10/04/2013   15:10:06   (  22.63, 159.78) 10/04/2013   15:12:04    (  23.21, 157.19)  273.29            118
 10/07/2013   03:31:56   (  22.70, 147.46) 10/07/2013   03:28:26    (  22.90, 145.63)  188.93            210
 10/12/2013   15:59:27   (  22.63, 147.44) 10/12/2013   16:02:53    (  23.27, 144.52)  307.23            206
 10/15/2013   02:42:22   (  22.65, 159.85) 10/15/2013   02:38:53    (  26.84, 157.30)  532.03            209
 10/20/2013   15:09:51   (  22.64, 159.84) 10/20/2013   15:12:13    (  23.24, 157.21)  277.55            142
 10/23/2013   03:31:22   (  21.71, 147.75) 10/23/2013   03:28:08    (  21.34, 146.03)  182.99            194