Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 8 10.  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)
 08/18/2015   02:41:12   (  18.15, 160.92) 08/18/2015   02:38:58    (  17.85, 159.64)  139.75            134
 08/23/2015   15:10:00   (  22.60, 159.82) 08/23/2015   15:13:28    (  27.66, 158.38)  582.10            208
 08/26/2015   03:29:20   (  13.73, 149.56) 08/26/2015   03:28:19    (  13.42, 148.00)  172.11             61
 09/03/2015   02:40:59   (  18.29, 160.93) 09/03/2015   02:38:42    (  18.01, 159.62)  141.24            137