Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 9 25.  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)
 09/26/2013   15:59:33   (  22.63, 147.42) 09/26/2013   16:02:41    (  23.29, 144.52)  305.78            188
 10/04/2013   15:10:07   (  22.60, 159.77) 10/04/2013   15:12:05    (  23.18, 157.18)  273.38            118
 10/07/2013   03:31:55   (  22.65, 147.46) 10/07/2013   03:28:26    (  22.93, 145.62)  191.72            209
 10/12/2013   15:59:29   (  22.60, 147.43) 10/12/2013   16:02:54    (  23.25, 144.52)  307.09            205
 10/15/2013   02:42:24   (  22.67, 159.84) 10/15/2013   02:38:55    (  26.91, 157.28)  538.05            209
 10/20/2013   15:09:54   (  22.63, 159.82) 10/20/2013   15:12:14    (  23.24, 157.20)  276.81            140
 10/23/2013   03:31:28   (  21.87, 147.70) 10/23/2013   03:28:12    (  21.51, 145.99)  181.99            196