Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 4 3.  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)
 04/04/2015   03:29:08   (  10.03, 150.39) 04/04/2015   03:29:08    (   9.68, 148.89)  168.97              0
 04/12/2015   02:41:21   (  15.66, 161.48) 04/12/2015   02:39:48    (  15.43, 160.27)  132.22             93
 04/20/2015   03:29:32   (  11.52, 150.06) 04/20/2015   03:29:07    (  11.22, 148.58)  164.27             25
 04/28/2015   02:40:59   (  15.90, 161.53) 04/28/2015   02:39:22    (  15.62, 160.28)  137.09             97