Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 1 30.  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)
 02/01/2012   19:06:13   (  50.00, -92.61) 02/01/2012   19:00:21    (  49.70, -94.32)  127.25            352
 02/01/2012   20:45:06   (  49.99,-117.33) 02/01/2012   20:41:49    (  49.59,-119.65)  172.50            197
 02/07/2012   07:18:43   (  49.92, -76.03) 02/07/2012   07:19:16    (  50.33, -78.14)  157.10             33
 02/07/2012   08:57:36   (  49.93,-100.75) 02/07/2012   09:00:43    (  50.49,-103.44)  201.55            187
 02/09/2012   18:16:56   (  50.00, -80.28) 02/09/2012   18:09:32    (  49.75, -81.66)  102.76            444
 02/09/2012   19:55:49   (  49.99,-104.99) 02/09/2012   19:51:00    (  49.64,-106.99)  147.96            289