Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2014 8 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)
 08/01/2014   16:20:20   (  14.89, 141.03) 08/01/2014   16:18:11    (  14.92, 140.92)   11.53            129
 08/07/2014   03:28:36   (  10.07, 150.31) 08/07/2014   03:31:08    (   9.76, 148.85)  163.17            152
 08/09/2014   15:32:15   (  10.05, 152.31) 08/09/2014   15:28:46    (   9.22, 152.40)   92.99            209
 08/15/2014   02:39:09   (  10.08, 162.66) 08/15/2014   02:40:08    (   9.86, 161.63)  116.17             59
 08/17/2014   16:21:39   (  10.03, 139.95) 08/17/2014   16:18:59    (  10.04, 140.01)    7.17            160
 08/23/2014   03:28:30   (  10.11, 150.31) 08/23/2014   03:30:34    (   9.83, 149.06)  140.57            124
 08/25/2014   15:32:06   (  10.05, 152.33) 08/25/2014   15:28:37    (   7.66, 152.27)  265.15            209