Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 2 5.  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)
 02/06/2013   15:10:36   (  20.35, 159.29) 02/06/2013   15:09:57    (  20.87, 156.68)  277.36             39
 02/14/2013   15:59:22   (  22.59, 147.48) 02/14/2013   16:00:12    (  23.23, 144.55)  308.47             50
 02/22/2013   15:10:00   (  22.06, 159.74) 02/22/2013   15:09:50    (  22.58, 157.04)  284.72             10
 03/02/2013   15:59:10   (  22.61, 147.56) 03/02/2013   16:00:34    (  23.31, 144.49)  323.21             84