Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2013 3 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)
 03/23/2013   17:15:29   (   4.60, -55.56) 03/23/2013   17:05:55    (   4.48, -56.26)   78.60            574
 03/26/2013   09:31:33   (   3.04,  60.65) 03/26/2013   09:22:25    (   2.85,  59.87)   89.47            548
 03/29/2013   00:59:19   (  -5.91,   8.30) 03/29/2013   00:49:24    (  -5.81,   7.68)   70.39            595
 03/31/2013   17:15:20   (  -4.28, 124.54) 03/31/2013   17:05:52    (  -4.12, 123.82)   81.49            568
 04/03/2013   08:49:32   (  29.94,  66.86) 04/03/2013   08:39:32    (  30.13,  65.95)   90.51            600
 04/03/2013   09:31:21   (  -2.60,-119.22) 04/03/2013   09:22:21    (  -2.44,-120.04)   92.83            540