Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2014 2 27.  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)
 02/28/2014   03:30:41   (  16.29, 148.95) 02/28/2014   03:28:57    (  15.97, 147.37)  172.51            104
 03/08/2014   02:41:51   (  19.58, 160.65) 03/08/2014   02:39:13    (  19.30, 159.28)  146.78            158
 03/13/2014   15:10:00   (  22.60, 159.99) 03/13/2014   15:13:28    (  27.56, 158.44)  573.84            208
 03/16/2014   03:29:01   (  13.09, 149.90) 03/16/2014   03:28:10    (  12.75, 148.19)  189.18             51
 03/24/2014   02:39:28   (  15.21, 161.98) 03/24/2014   02:38:02    (  14.86, 160.42)  171.61             86
 03/26/2014   16:20:20   (  10.02, 140.46) 03/26/2014   16:16:50    (   5.62, 138.94)  517.30            210