Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 2 11.  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   03:29:05   (  10.07, 150.31) 02/15/2015   03:29:58    (   9.78, 148.88)  160.13             53
 02/23/2015   02:39:52   (  11.36, 162.43) 02/23/2015   02:39:30    (  11.09, 161.25)  132.97             22
 02/25/2015   16:21:59   (  10.05, 140.03) 02/25/2015   16:18:30    (   8.55, 139.50)  176.65            209
 03/03/2015   03:28:44   (  10.09, 150.43) 03/03/2015   03:29:47    (   9.76, 148.85)  176.62             63
 03/11/2015   02:38:56   (  10.06, 162.90) 03/11/2015   02:38:55    (   9.76, 161.53)  153.66              1