Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 5 4.  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)
 05/05/2012   06:32:09   (  41.77, -66.71) 05/05/2012   06:30:48    (  42.14, -68.85)  182.26             81
 05/05/2012   08:08:45   (  49.92, -88.40) 05/05/2012   08:09:54    (  50.45, -90.92)  188.60             69
 05/05/2012   09:47:38   (  49.93,-113.12) 05/05/2012   09:51:22    (  50.56,-116.25)  232.95            224
 05/07/2012   19:06:55   (  49.94, -92.58) 05/07/2012   19:00:10    (  49.63, -94.46)  139.04            405
 05/07/2012   20:45:49   (  49.99,-117.33) 05/07/2012   20:41:39    (  49.58,-119.81)  184.23            250
 05/13/2012   07:19:39   (  49.05, -76.43) 05/13/2012   07:19:23    (  49.40, -78.70)  169.14             16
 05/13/2012   08:58:18   (  49.89,-100.80) 05/13/2012   09:00:35    (  50.43,-103.61)  208.90            137