Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2014 5 21.  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)
 05/27/2014   02:39:38   (  10.93, 162.49) 05/27/2014   02:39:23    (  10.67, 161.17)  147.37             15
 05/29/2014   16:21:50   (  10.06, 139.98) 05/29/2014   16:18:21    (   9.32, 139.55)   95.04            209
 06/04/2014   03:28:34   (  10.06, 150.38) 06/04/2014   03:30:01    (   9.67, 148.72)  186.56             87
 06/06/2014   15:32:07   (  10.06, 152.40) 06/06/2014   15:28:38    (   6.32, 151.56)  425.97            209
 06/12/2014   02:38:47   (  10.10, 162.80) 06/12/2014   02:39:27    (   9.77, 161.40)  158.74             40
 06/14/2014   16:20:26   (  12.76, 140.71) 06/14/2014   16:17:42    (  12.80, 140.37)   37.42            164