Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 12 29.  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)
 12/31/2013   07:46:12   (  20.05, -89.61) 12/31/2013   07:37:52    (  19.28, -89.57)   86.10            500
 12/31/2013   09:22:47   (  28.37,-112.31) 12/31/2013   09:16:46    (  28.42,-112.61)   29.55            361
 01/03/2014   06:30:50   (  46.56, -65.04) 01/03/2014   06:32:56    (  46.95, -66.94)  151.05            126
 01/03/2014   08:08:47   (  49.89, -88.44) 01/03/2014   08:13:27    (  50.35, -90.86)  179.88            280
 01/03/2014   09:47:40   (  49.89,-113.16) 01/03/2014   09:54:54    (  50.52,-116.15)  224.34            434
 01/05/2014   19:06:55   (  49.98, -92.64) 01/05/2014   19:03:47    (  49.67, -94.52)  139.03            188
 01/05/2014   20:45:48   (  49.98,-117.36) 01/05/2014   20:45:15    (  49.56,-119.84)  184.30             33