Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2013 3 15.  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)
 03/15/2013   17:15:23   (  -4.84, 124.41) 03/15/2013   17:05:46    (  -4.69, 123.73)   77.34            577
 03/18/2013   09:31:29   (  -3.30,-119.38) 03/18/2013   09:22:18    (  -3.16,-120.16)   87.79            551
 03/21/2013   00:59:26   (   6.21,-171.79) 03/21/2013   00:49:26    (   6.15,-172.40)   68.23            600
 03/21/2013   01:47:34   (  -1.73,  -3.17) 03/21/2013   01:38:49    (  -1.57,  -4.04)   98.32            525
 03/23/2013   17:15:31   (   4.68, -55.58) 03/23/2013   17:05:56    (   4.51, -56.27)   78.52            575
 03/26/2013   09:31:33   (   3.06,  60.65) 03/26/2013   09:22:25    (   2.88,  59.86)   89.45            548
 03/29/2013   00:59:20   (  -6.00,   8.28) 03/29/2013   00:49:24    (  -5.84,   7.67)   70.48            596