Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 1 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)
 01/14/2015   03:28:49   (  10.11, 150.31) 01/14/2015   03:30:50    (   9.79, 148.81)  167.76            121
 01/16/2015   15:32:32   (  10.00, 152.31) 01/16/2015   15:29:02    (   7.19, 151.85)  316.54            210
 01/22/2015   02:39:33   (  10.09, 162.64) 01/22/2015   02:39:50    (   9.85, 161.52)  126.50             17
 01/24/2015   16:22:03   (  10.27, 139.98) 01/24/2015   16:18:38    (  10.27, 139.89)    9.83            205
 01/30/2015   03:29:03   (  10.11, 150.28) 01/30/2015   03:30:16    (   9.80, 148.87)  157.76             73
 02/07/2015   02:39:50   (  11.17, 162.44) 02/07/2015   02:39:31    (  10.92, 161.34)  122.55             19
 02/09/2015   16:22:02   (  10.03, 139.97) 02/09/2015   16:18:32    (   8.41, 139.54)  186.64            210