Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2013 2 20.  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)
 02/22/2013   09:31:18   (   3.67,  60.56) 02/22/2013   09:22:00    (   3.51,  59.82)   84.47            558
 02/25/2013   01:01:33   ( -15.45,   6.25) 02/25/2013   00:51:33    ( -15.50,   5.54)   76.78            600
 02/25/2013   01:47:23   (   2.12, 176.77) 02/25/2013   01:38:31    (   1.92, 175.93)   95.21            532
 02/27/2013   17:15:09   (  -5.04, 124.40) 02/27/2013   17:05:29    (  -4.87, 123.74)   76.01            580
 03/02/2013   09:31:08   (  -3.27,-119.33) 03/02/2013   09:21:57    (  -3.11,-120.10)   87.51            551
 03/05/2013   00:58:58   (   6.00,-171.68) 03/05/2013   00:49:01    (   5.87,-172.29)   69.11            597
 03/05/2013   01:47:05   (  -1.45,  -3.05) 03/05/2013   01:38:24    (  -1.29,  -3.93)   99.52            521