Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2015 3 29.  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)
 03/29/2015   16:22:07   (  10.04, 140.05) 03/29/2015   16:18:38    (   6.10, 138.95)  454.56            209
 04/04/2015   03:29:04   (  10.07, 150.40) 04/04/2015   03:29:09    (   9.74, 148.88)  171.18              5
 04/12/2015   02:40:49   (  14.74, 161.76) 04/12/2015   02:39:31    (  14.45, 160.50)  139.83             78
 04/14/2015   16:22:00   (  10.05, 140.09) 04/14/2015   16:18:31    (   5.06, 138.76)  574.29            209
 04/20/2015   03:28:44   (  10.16, 150.48) 04/20/2015   03:28:42    (   9.80, 148.91)  176.41              2