Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 7 29.  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)
 08/02/2015   02:41:00   (  17.28, 161.13) 08/02/2015   02:39:00    (  16.99, 159.83)  142.61            120
 08/10/2015   03:29:20   (  13.20, 149.66) 08/10/2015   03:28:27    (  12.88, 148.11)  172.59             53
 08/18/2015   02:41:15   (  18.21, 160.90) 08/18/2015   02:39:00    (  17.96, 159.61)  139.00            135
 08/23/2015   15:10:04   (  22.61, 159.81) 08/23/2015   15:13:32    (  27.46, 158.32)  559.73            208
 08/26/2015   03:29:29   (  14.04, 149.47) 08/26/2015   03:28:23    (  13.69, 147.94)  170.26             66