Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2014 2 13.  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)
 02/20/2014   02:42:45   (  21.49, 160.08) 02/20/2014   02:39:35    (  21.24, 158.76)  139.24            190
 02/25/2014   15:10:41   (  22.61, 159.79) 02/25/2014   15:14:09    (  24.64, 157.62)  315.88            208
 02/28/2014   03:30:48   (  16.56, 148.88) 02/28/2014   03:29:00    (  16.20, 147.32)  171.21            108
 03/08/2014   02:42:15   (  20.27, 160.44) 03/08/2014   02:39:25    (  19.99, 159.11)  141.87            170