Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2012 12 21.  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)
 12/23/2012   01:48:06   (   4.55, 176.15) 12/23/2012   01:38:33    (   4.39, 175.47)   77.18            573
 12/25/2012   18:04:16   (   3.23, -67.70) 12/25/2012   17:55:05    (   3.09, -68.46)   85.87            551
 12/28/2012   09:33:32   ( -11.37,-121.21) 12/28/2012   09:23:32    ( -11.45,-121.87)   73.06            600
 12/28/2012   10:20:27   (   1.95,  48.44) 12/28/2012   10:11:37    (   1.80,  47.60)   94.33            530
 12/31/2012   01:48:23   (  -5.31,  -4.03) 12/31/2012   01:38:39    (  -5.17,  -4.67)   72.39            585
 01/02/2013   18:04:36   (  -4.12, 112.09) 01/02/2013   17:55:11    (  -3.97, 111.38)   80.50            565