Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2012 5 27.  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)
 06/03/2012   16:00:07   (  22.64, 147.32) 06/03/2012   16:00:20    (  23.27, 144.55)  291.55             13
 06/09/2012   03:11:18   (  10.10, 154.62) 06/09/2012   03:14:46    (   6.21, 151.22)  571.31            208
 06/11/2012   15:14:19   (  14.10, 157.39) 06/11/2012   15:11:57    (  14.53, 155.14)  246.57            142
 06/17/2012   02:25:57   (  18.33, 164.69) 06/17/2012   02:27:09    (  17.61, 161.30)  367.45             72
 06/17/2012   04:02:35   (  10.10, 141.78) 06/17/2012   04:05:24    (   6.16, 138.56)  563.91            169
 06/19/2012   16:06:41   (  11.00, 143.81) 06/19/2012   16:03:28    (  11.44, 141.75)  229.62            193