Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 7 26.  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)
 08/01/2013   15:10:10   (  22.59, 159.79) 08/01/2013   15:10:56    (  23.14, 157.26)  267.32             46
 08/04/2013   03:32:01   (  22.64, 147.48) 08/04/2013   03:28:32    (  27.23, 144.59)  588.11            209
 08/09/2013   15:59:39   (  22.62, 147.42) 08/09/2013   16:01:51    (  23.26, 144.57)  300.50            132
 08/17/2013   15:10:12   (  22.59, 159.77) 08/17/2013   15:11:18    (  23.17, 157.21)  269.84             66
 08/20/2013   03:32:01   (  22.65, 147.47) 08/20/2013   03:28:32    (  25.93, 144.88)  449.50            209