Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2014 6 14.  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)
 06/20/2014   03:28:42   (  10.08, 150.32) 06/20/2014   03:30:19    (   9.73, 148.74)  177.35             97
 06/22/2014   15:32:18   (  10.05, 152.33) 06/22/2014   15:28:49    (   6.63, 151.67)  386.88            209
 06/28/2014   02:39:06   (  10.07, 162.72) 06/28/2014   02:39:43    (   9.77, 161.44)  143.68             37
 06/30/2014   16:20:56   (  12.28, 140.50) 06/30/2014   16:18:04    (  12.34, 140.31)   21.36            172
 07/06/2014   03:28:18   (  10.09, 150.40) 07/06/2014   03:30:34    (   9.75, 148.78)  181.49            136
 07/08/2014   15:31:52   (  10.02, 152.42) 07/08/2014   15:28:22    (   9.07, 152.27)  106.49            210