Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2013 4 17.  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)
 04/19/2013   09:32:03   (  -3.51,-119.49) 04/19/2013   09:22:48    (  -3.34,-120.25)   86.17            555
 04/22/2013   00:59:54   (   6.20,-171.84) 04/22/2013   00:49:54    (   6.28,-172.47)   70.39            600
 04/22/2013   01:48:05   (  -1.91,  -3.26) 04/22/2013   01:39:17    (  -1.71,  -4.11)   96.94            528
 04/24/2013   17:15:58   (   4.74, -55.64) 04/24/2013   17:06:22    (   4.58, -56.32)   77.43            576
 04/27/2013   09:31:57   (   3.08,  60.61) 04/27/2013   09:22:49    (   2.89,  59.83)   88.50            548
 04/30/2013   00:59:41   (  -5.96,   8.26) 04/30/2013   00:49:46    (  -5.80,   7.65)   69.52            595
 04/30/2013   01:47:55   (   1.31, 176.87) 04/30/2013   01:39:16    (   1.15, 175.99)   99.63            519