Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2013 3 18.  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)
 03/18/2013   09:31:30   (  -3.34,-119.39) 03/18/2013   09:22:18    (  -3.16,-120.16)   87.74            552
 03/21/2013   01:02:55   (  18.88,-174.58) 03/21/2013   00:52:55    (  18.91,-175.34)   79.28            600
 03/21/2013   01:47:41   (  -2.21,  -3.27) 03/21/2013   01:38:48    (  -2.01,  -4.11)   95.60            533
 03/23/2013   17:15:52   (   6.02, -55.86) 03/23/2013   17:05:55    (   5.91, -56.48)   69.57            597
 03/23/2013   18:04:00   (  -1.54, 112.75) 03/23/2013   17:55:18    (  -1.34, 111.87)   99.97            522
 03/26/2013   09:32:20   (   5.93,  60.04) 03/26/2013   09:22:25    (   5.79,  59.42)   70.62            595
 03/29/2013   01:48:53   (   6.19, 175.87) 03/29/2013   01:38:53    (   6.11, 175.26)   68.46            600
 03/29/2013   02:37:01   (  -1.71, -15.52) 03/29/2013   02:28:16    (  -1.55, -16.39)   98.65            525
 03/31/2013   18:11:54   (  29.95, -73.74) 03/31/2013   18:01:54    (  30.09, -74.64)   88.59            600
 03/31/2013   18:53:43   (  -2.61, 100.18) 03/31/2013   18:44:43    (  -2.43,  99.37)   92.82            540