Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 9 9.  Predictions up to the next  10.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 09/10/2013   09:23:29   (  23.96,-113.33) 09/10/2013   09:16:14    (  24.06,-113.77)   47.00            435
 09/13/2013   06:30:25   (  46.44, -65.04) 09/13/2013   06:31:11    (  46.82, -67.03)  157.64             46
 09/13/2013   08:08:20   (  49.89, -88.39) 09/13/2013   08:11:39    (  50.39, -90.87)  185.43            199
 09/13/2013   09:47:12   (  49.90,-113.11) 09/13/2013   09:53:06    (  50.50,-116.20)  229.80            354
 09/15/2013   19:06:30   (  49.95, -92.56) 09/15/2013   19:01:57    (  49.62, -94.49)  143.31            273
 09/15/2013   20:45:24   (  50.00,-117.31) 09/15/2013   20:43:26    (  49.56,-119.84)  188.49            118
 09/18/2013   08:35:14   (  20.05,-101.92) 09/18/2013   08:26:54    (  19.51,-102.23)   68.38            500
 09/18/2013   10:11:46   (  28.55,-124.58) 09/18/2013   10:05:47    (  28.70,-125.25)   67.37            359