Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2014 8 16.  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)
 08/17/2014   16:20:16   (  15.02, 141.05) 08/17/2014   16:18:13    (  15.01, 141.01)    4.41            123
 08/23/2014   03:28:30   (  10.11, 150.32) 08/23/2014   03:31:34    (   9.78, 148.82)  167.81            184
 08/25/2014   15:32:07   (  10.01, 152.33) 08/25/2014   15:29:09    (   9.98, 152.50)   19.73            178
 08/31/2014   02:38:57   (  10.10, 162.70) 08/31/2014   02:41:06    (   9.83, 161.47)  137.92            129
 09/02/2014   16:19:17   (  17.78, 141.71) 09/02/2014   16:17:56    (  17.78, 141.62)    9.73             81
 09/08/2014   03:28:14   (  10.12, 150.37) 09/08/2014   03:31:42    (   8.45, 149.08)  233.84            208
 09/10/2014   15:31:49   (  10.05, 152.39) 09/10/2014   15:29:38    (  10.06, 152.47)    8.69            131