Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2014 3 21.  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)
 03/24/2014   02:42:11   (  19.17, 160.66) 03/24/2014   02:39:40    (  18.87, 159.34)  142.81            151
 03/29/2014   15:10:46   (  22.62, 159.80) 03/29/2014   15:14:15    (  27.49, 158.32)  562.74            209
 04/01/2014   03:30:01   (  13.35, 149.61) 04/01/2014   03:29:06    (  13.03, 148.00)  178.07             55
 04/09/2014   02:41:09   (  16.11, 161.41) 04/09/2014   02:39:28    (  15.81, 160.00)  154.08            101
 04/17/2014   03:28:32   (  10.11, 150.47) 04/17/2014   03:28:46    (   9.71, 148.71)  198.29             14