Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2016 5 9.  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)
 05/13/2016   15:59:50   (  22.63, 147.37) 05/13/2016   16:02:49    (  23.23, 144.57)  295.22            179
 05/21/2016   15:10:10   (  22.59, 159.77) 05/21/2016   15:12:06    (  23.17, 157.23)  268.75            116
 05/24/2016   03:31:54   (  22.68, 147.48) 05/24/2016   03:28:24    (  22.90, 145.71)  183.46            210
 05/29/2016   15:59:19   (  22.60, 147.47) 05/29/2016   16:02:47    (  23.37, 144.58)  308.23            208
 06/01/2016   02:42:10   (  22.66, 159.91) 06/01/2016   02:38:41    (  26.51, 157.46)  495.31            209