Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 5 12.  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)
 05/13/2012   07:19:21   (  49.49, -76.23) 05/13/2012   07:19:13    (  49.84, -78.49)  167.35              8
 05/13/2012   08:58:07   (  49.91,-100.78) 05/13/2012   09:00:32    (  50.46,-103.59)  209.27            145
 05/15/2012   18:17:22   (  49.95, -80.20) 05/15/2012   18:09:18    (  49.65, -81.76)  116.87            484
 05/15/2012   19:56:15   (  49.95,-104.92) 05/15/2012   19:50:46    (  49.54,-107.09)  162.12            329
 05/15/2012   21:31:23   (  36.53,-124.99) 05/15/2012   21:28:23    (  36.05,-127.57)  237.40            180
 05/21/2012   06:32:07   (  41.38, -66.83) 05/21/2012   06:30:40    (  41.77, -68.95)  181.00             87
 05/21/2012   08:08:37   (  49.89, -88.42) 05/21/2012   08:09:41    (  50.36, -90.92)  186.06             64
 05/21/2012   09:47:30   (  49.89,-113.14) 05/21/2012   09:51:08    (  50.53,-116.22)  230.49            218