Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2012 7 10.  Predictions up to the next  14.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 07/13/2012   09:31:48   (   5.34,  60.15) 07/13/2012   09:22:02    (   5.23,  59.52)   70.87            586
 07/16/2012   01:47:51   (   3.80, 176.36) 07/16/2012   01:38:31    (   3.68, 175.63)   81.28            560
 07/18/2012   17:19:46   ( -21.77, 120.64) 07/18/2012   17:09:46    ( -21.79, 119.89)   77.87            600
 07/18/2012   18:03:53   (   2.23, -67.43) 07/18/2012   17:54:59    (   2.07, -68.24)   91.70            534
 07/21/2012   09:31:39   (  -5.21,-119.80) 07/21/2012   09:21:56    (  -5.06,-120.44)   72.20            583
 07/24/2012   01:47:38   (  -3.57,  -3.57) 07/24/2012   01:38:22    (  -3.41,  -4.30)   82.91            556