Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2012 7 12.  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   09:31:49   (   5.38,  60.14) 07/13/2012   09:22:03    (   5.26,  59.51)   71.07            586
 07/16/2012   01:47:51   (   3.79, 176.36) 07/16/2012   01:38:31    (   3.62, 175.65)   81.65            560
 07/18/2012   17:18:28   ( -17.15, 121.71) 07/18/2012   17:08:28    ( -17.19, 121.00)   75.66            600
 07/18/2012   18:03:51   (   2.18, -67.42) 07/18/2012   17:54:58    (   1.99, -68.22)   92.44            533
 07/21/2012   09:31:34   (  -5.01,-119.76) 07/21/2012   09:21:54    (  -4.87,-120.40)   73.30            580
 07/24/2012   01:47:33   (  -3.34,  -3.51) 07/24/2012   01:38:21    (  -3.18,  -4.26)   84.58            552