Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 3 23.  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)
 03/27/2015   02:40:23   (  13.25, 162.09) 03/27/2015   02:39:30    (  12.96, 160.81)  142.34             53
 03/29/2015   16:22:01   (  10.02, 140.08) 03/29/2015   16:18:31    (   6.55, 139.05)  402.34            210
 04/04/2015   03:28:49   (  10.09, 150.47) 04/04/2015   03:29:09    (   9.75, 148.87)  178.94             20
 04/12/2015   02:40:01   (  13.30, 162.20) 04/12/2015   02:39:07    (  13.00, 160.83)  151.72             54
 04/14/2015   16:21:34   (  10.04, 140.22) 04/14/2015   16:18:05    (   6.65, 139.11)  396.86            209