Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 2 6.  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)
 02/07/2015   02:39:58   (  11.27, 162.39) 02/07/2015   02:39:38    (  11.01, 161.30)  122.07             20
 02/09/2015   16:22:12   (  10.02, 139.94) 02/09/2015   16:18:42    (   8.43, 139.51)  183.42            210
 02/15/2015   03:29:06   (  10.11, 150.29) 02/15/2015   03:29:58    (   9.79, 148.87)  159.94             52
 02/23/2015   02:39:55   (  11.43, 162.41) 02/23/2015   02:39:32    (  11.17, 161.23)  132.53             23
 02/25/2015   16:22:00   (  10.05, 140.02) 02/25/2015   16:18:31    (   8.47, 139.48)  184.65            209
 03/03/2015   03:28:44   (  10.08, 150.43) 03/03/2015   03:29:46    (   9.74, 148.85)  176.25             62