Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 6 4.  Predictions up to the next  10.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 06/06/2013   09:25:05   (  20.02,-114.30) 06/06/2013   09:16:45    (  18.75,-115.12)  166.23            500
 06/09/2013   06:31:28   (  44.15, -65.89) 06/09/2013   06:30:47    (  44.52, -67.95)  168.40             41
 06/09/2013   08:08:44   (  49.91, -88.40) 06/09/2013   08:10:35    (  50.40, -90.89)  185.21            111
 06/09/2013   09:47:37   (  49.91,-113.12) 06/09/2013   09:52:03    (  50.51,-116.21)  229.63            266
 06/11/2013   19:06:51   (  49.95, -92.55) 06/11/2013   19:00:51    (  49.58, -94.47)  143.93            360
 06/11/2013   20:45:44   (  49.94,-117.27) 06/11/2013   20:42:20    (  49.52,-119.83)  189.23            204