Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 12 1.  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)
 12/02/2013   02:43:06   (  22.70, 159.68) 12/02/2013   02:39:36    (  27.43, 157.21)  582.52            210
 12/07/2013   15:10:40   (  22.63, 159.67) 12/07/2013   15:12:54    (  23.20, 157.25)  256.13            134
 12/10/2013   03:32:21   (  22.16, 147.47) 12/10/2013   03:29:00    (  21.84, 145.94)  161.50            201
 12/15/2013   16:00:00   (  22.60, 147.34) 12/15/2013   16:03:28    (  24.70, 144.92)  339.60            208
 12/18/2013   02:42:53   (  22.64, 159.76) 12/18/2013   02:39:24    (  25.05, 157.79)  334.63            209
 12/23/2013   15:10:18   (  22.59, 159.77) 12/23/2013   15:13:22    (  23.15, 157.20)  271.25            184
 12/26/2013   03:31:01   (  19.01, 148.33) 12/26/2013   03:28:32    (  18.65, 146.69)  178.07            149