Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2014 7 31.  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)
 08/01/2014   16:20:14   (  15.24, 141.10) 08/01/2014   16:18:11    (  15.29, 140.99)   12.99            123
 08/07/2014   03:28:38   (  10.10, 150.30) 08/07/2014   03:31:36    (   9.78, 148.75)  173.39            178
 08/09/2014   15:32:17   (  10.02, 152.29) 08/09/2014   15:29:09    (   9.99, 152.44)   17.01            188
 08/15/2014   02:39:13   (  10.11, 162.64) 08/15/2014   02:41:04    (   9.81, 161.43)  136.79            111
 08/17/2014   16:19:58   (  16.50, 141.35) 08/17/2014   16:18:16    (  16.53, 141.29)    7.49            102
 08/23/2014   03:28:38   (  10.08, 150.28) 08/23/2014   03:32:00    (   9.76, 148.76)  170.80            202
 08/25/2014   15:32:17   (  10.03, 152.28) 08/25/2014   15:29:34    (  10.00, 152.45)   19.15            163