Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2014 9 10.  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)
 09/16/2014   02:39:02   (  10.12, 162.67) 09/16/2014   02:41:33    (   9.83, 161.45)  138.02            151
 09/18/2014   16:19:03   (  18.98, 141.96) 09/18/2014   16:18:02    (  19.02, 141.90)    8.10             61
 09/24/2014   03:28:18   (  10.09, 150.36) 09/24/2014   03:31:46    (   7.23, 149.34)  336.99            208
 09/26/2014   15:31:53   (  10.01, 152.37) 09/26/2014   15:30:03    (   9.97, 152.45)    9.38            110
 10/02/2014   02:38:35   (  10.10, 162.78) 10/02/2014   02:41:56    (   9.80, 161.44)  150.67            201
 10/04/2014   16:17:40   (  22.13, 142.82) 10/04/2014   16:17:31    (  22.18, 142.66)   16.41              9