Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 9 5.  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)
 09/08/2015   15:09:52   (  22.61, 159.84) 09/08/2015   15:13:21    (  26.98, 158.23)  511.97            209
 09/11/2015   03:29:27   (  14.48, 149.40) 09/11/2015   03:28:13    (  14.16, 147.86)  169.39             74
 09/19/2015   02:41:25   (  19.66, 160.59) 09/19/2015   02:38:46    (  19.37, 159.33)  134.92            159
 09/24/2015   15:09:50   (  22.62, 159.83) 09/24/2015   15:13:19    (  25.88, 157.99)  408.26            209
 09/27/2015   03:29:40   (  15.50, 149.17) 09/27/2015   03:28:09    (  15.18, 147.67)  165.24             91