Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 3 9.  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)
 03/10/2013   15:10:36   (  21.47, 159.54) 03/10/2013   15:10:16    (  21.98, 156.86)  282.81             20
 03/18/2013   15:59:43   (  22.60, 147.46) 03/18/2013   16:00:48    (  23.24, 144.46)  315.60             65
 03/26/2013   15:10:10   (  22.65, 159.88) 03/26/2013   15:10:10    (  23.28, 157.14)  288.73              0
 04/03/2013   15:59:27   (  22.64, 147.57) 04/03/2013   16:01:02    (  23.32, 144.45)  328.85             95