Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 2 11.  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)
 02/12/2012   09:24:33   (  20.05,-114.31) 02/12/2012   09:16:13    (  19.08,-114.95)  126.63            500
 02/15/2012   06:31:00   (  44.28, -65.86) 02/15/2012   06:30:21    (  44.62, -67.86)  163.49             39
 02/15/2012   08:08:18   (  49.93, -88.41) 02/15/2012   08:10:11    (  50.39, -90.86)  182.38            113
 02/15/2012   09:47:11   (  49.94,-113.12) 02/15/2012   09:51:38    (  50.55,-116.16)  226.74            267
 02/17/2012   19:06:29   (  49.98, -92.65) 02/17/2012   19:00:28    (  49.70, -94.40)  129.26            361
 02/17/2012   20:45:22   (  49.97,-117.37) 02/17/2012   20:41:56    (  49.59,-119.72)  174.54            206