Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2013 7 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)
 07/21/2013   16:26:09   (   6.22, -43.50) 07/21/2013   16:16:09    (   6.18, -43.78)   31.03            600
 07/21/2013   17:14:15   (  -1.64, 125.13) 07/21/2013   17:05:31    (  -1.54, 124.59)   61.02            524
 07/21/2013   18:02:31   (  -2.90, -66.28) 07/21/2013   17:55:02    (  -3.05, -67.08)   90.41            449
 07/24/2013   08:42:03   (   4.28,  72.80) 07/24/2013   08:32:35    (   4.22,  72.42)   42.55            568
 07/24/2013   09:30:09   (   0.30,-118.57) 07/24/2013   09:21:57    (   0.42,-119.21)   72.53            492
 07/27/2013   00:15:13   ( -26.97,  15.94) 07/27/2013   00:05:13    ( -27.01,  15.44)   49.58            600
 07/27/2013   00:57:56   (   2.37,-170.90) 07/27/2013   00:49:00    (   2.26,-171.38)   54.22            536
 07/27/2013   01:46:02   (   2.22,  -2.27) 07/27/2013   01:38:22    (   2.38,  -3.01)   84.06            460
 07/29/2013   16:25:32   (  -4.88, 136.84) 07/29/2013   16:15:54    (  -4.84, 136.51)   36.42            578
 07/29/2013   17:13:48   (   0.35, -54.58) 07/29/2013   17:05:25    (   0.25, -55.16)   66.00            503
 07/29/2013   18:01:54   (   4.24, 114.05) 07/29/2013   17:54:47    (   4.39, 113.21)   95.59            427
 08/01/2013   07:59:31   (  29.97,  79.30) 08/01/2013   07:49:31    (  30.57,  78.67)   90.27            600
 08/01/2013   08:41:25   (  -2.95,-106.86) 08/01/2013   08:32:20    (  -2.88,-107.29)   48.41            545
 08/01/2013   09:29:41   (  -1.59,  61.73) 08/01/2013   09:21:50    (  -1.76,  61.05)   77.82            471