Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2014 3 19.  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   (  19.15, 160.66) 03/24/2014   02:39:40    (  18.86, 159.34)  142.65            151
 03/29/2014   15:10:49   (  22.60, 159.79) 03/29/2014   15:14:17    (  27.47, 158.31)  561.57            208
 04/01/2014   03:30:06   (  13.50, 149.57) 04/01/2014   03:29:09    (  13.15, 147.97)  177.30             57
 04/09/2014   02:41:21   (  16.43, 161.31) 04/09/2014   02:39:35    (  16.11, 159.92)  152.14            106