Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 8 4.  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)
 08/10/2015   03:29:20   (  13.22, 149.66) 08/10/2015   03:28:27    (  12.87, 148.11)  172.74             53
 08/18/2015   02:41:12   (  18.13, 160.92) 08/18/2015   02:38:58    (  17.85, 159.64)  139.62            134
 08/23/2015   15:10:00   (  22.58, 159.82) 08/23/2015   15:13:28    (  27.61, 158.37)  577.99            208
 08/26/2015   03:29:21   (  13.81, 149.54) 08/26/2015   03:28:19    (  13.48, 147.99)  171.73             62