Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2014 6 24.  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)
 06/28/2014   02:39:09   (  10.12, 162.70) 06/28/2014   02:39:45    (   9.86, 161.42)  142.92             36
 06/30/2014   16:21:02   (  12.17, 140.46) 06/30/2014   16:18:08    (  12.20, 140.28)   20.23            174
 07/06/2014   03:28:25   (  10.12, 150.37) 07/06/2014   03:30:36    (   9.78, 148.77)  179.17            131
 07/08/2014   15:32:00   (  10.03, 152.39) 07/08/2014   15:28:31    (   8.64, 152.17)  157.12            209
 07/14/2014   02:38:46   (  10.11, 162.78) 07/14/2014   02:39:58    (   9.79, 161.48)  146.21             72
 07/16/2014   16:20:01   (  14.43, 141.04) 07/16/2014   16:17:44    (  14.44, 140.85)   20.75            137