Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 2 13.  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)
 02/15/2015   03:29:06   (  10.09, 150.30) 02/15/2015   03:29:59    (   9.81, 148.87)  160.10             53
 02/23/2015   02:39:54   (  11.39, 162.42) 02/23/2015   02:39:32    (  11.16, 161.23)  132.66             22
 02/25/2015   16:22:02   (  10.00, 140.01) 02/25/2015   16:18:32    (   8.48, 139.49)  178.64            210
 03/03/2015   03:28:47   (  10.10, 150.41) 03/03/2015   03:29:47    (   9.75, 148.85)  175.40             60
 03/11/2015   02:39:08   (  10.40, 162.80) 03/11/2015   02:39:02    (  10.13, 161.44)  151.36              6