Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2012 5 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)
 05/13/2012   01:00:21   ( -10.13,   7.41) 05/13/2012   00:50:21    ( -10.21,   6.75)   72.45            600
 05/13/2012   01:47:37   (   1.97, 176.77) 05/13/2012   01:38:47    (   1.77, 175.94)   94.88            530
 05/15/2012   17:15:24   (  -5.07, 124.37) 05/15/2012   17:05:43    (  -4.94, 123.72)   74.21            581
 05/18/2012   09:31:28   (  -3.65,-119.44) 05/18/2012   09:22:11    (  -3.50,-120.18)   83.85            557
 05/21/2012   01:02:56   (  19.52,-174.70) 05/21/2012   00:52:56    (  19.55,-175.44)   77.93            600
 05/21/2012   01:47:31   (  -2.17,  -3.24) 05/21/2012   01:38:38    (  -2.02,  -4.07)   93.39            533
 05/23/2012   17:15:28   (   5.30, -55.69) 05/23/2012   17:05:43    (   5.15, -56.33)   72.67            585