Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2013 10 1.  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)
 10/04/2013   15:10:06   (  22.62, 159.78) 10/04/2013   15:12:04    (  23.20, 157.19)  273.20            118
 10/07/2013   03:31:56   (  22.69, 147.46) 10/07/2013   03:28:26    (  22.91, 145.63)  189.19            210
 10/12/2013   15:59:28   (  22.59, 147.43) 10/12/2013   16:02:53    (  23.26, 144.52)  307.14            205
 10/15/2013   02:42:23   (  22.68, 159.84) 10/15/2013   02:38:53    (  26.85, 157.30)  529.75            210
 10/20/2013   15:09:53   (  22.64, 159.84) 10/20/2013   15:12:14    (  23.22, 157.21)  276.91            141
 10/23/2013   03:31:26   (  21.81, 147.73) 10/23/2013   03:28:11    (  21.47, 146.00)  182.20            195
 10/28/2013   15:59:07   (  22.64, 147.53) 10/28/2013   16:02:36    (  24.76, 144.93)  354.62            209