Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2012 7 2.  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)
 07/05/2012   15:59:32   (  22.63, 147.42) 07/05/2012   15:59:51    (  23.28, 144.64)  293.88             19
 07/13/2012   15:11:00   (  19.42, 159.01) 07/13/2012   15:10:06    (  19.95, 156.47)  272.02             54
 07/21/2012   15:59:33   (  22.58, 147.38) 07/21/2012   16:00:00    (  23.22, 144.56)  296.86             27
 07/29/2012   15:10:39   (  20.30, 159.21) 07/29/2012   15:10:00    (  20.84, 156.62)  275.46             39