Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2013 4 8.  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)
 04/08/2013   17:16:05   (   5.31, -55.78) 04/08/2013   17:06:20    (   5.14, -56.44)   75.05            585
 04/11/2013   09:32:10   (   3.74,  60.44) 04/11/2013   09:22:51    (   3.60,  59.68)   85.32            559
 04/14/2013   01:03:32   ( -19.60,   5.20) 04/14/2013   00:53:32    ( -19.62,   4.44)   80.25            600
 04/14/2013   01:48:14   (   2.16, 176.65) 04/14/2013   01:39:21    (   2.01, 175.81)   95.84            533
 04/16/2013   17:16:02   (  -5.16, 124.28) 04/16/2013   17:06:20    (  -5.02, 123.60)   76.39            582
 04/19/2013   09:32:02   (  -3.49,-119.48) 04/19/2013   09:22:47    (  -3.33,-120.25)   87.36            555
 04/22/2013   00:59:53   (   6.23,-171.83) 04/22/2013   00:49:53    (   6.28,-172.47)   71.05            600