Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 1 22.  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)
 01/24/2015   16:22:03   (  10.26, 139.98) 01/24/2015   16:18:37    (  10.31, 139.90)   10.02            206
 01/30/2015   03:29:05   (  10.09, 150.27) 01/30/2015   03:30:17    (   9.81, 148.87)  157.05             72
 02/07/2015   02:40:00   (  11.40, 162.36) 02/07/2015   02:39:37    (  11.19, 161.28)  120.56             23
 02/09/2015   16:22:10   (  10.01, 139.94) 02/09/2015   16:18:40    (   8.02, 139.45)  227.94            210
 02/15/2015   03:29:00   (  10.10, 150.32) 02/15/2015   03:29:39    (   9.82, 148.94)  153.86             39