Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 10 11.  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)
 10/12/2012   06:31:59   (  39.75, -67.35) 10/12/2012   06:30:05    (  40.11, -69.38)  177.67            114
 10/12/2012   08:08:01   (  49.94, -88.39) 10/12/2012   08:08:37    (  50.40, -90.77)  177.12             36
 10/12/2012   09:46:55   (  49.88,-113.13) 10/12/2012   09:50:06    (  50.46,-116.11)  221.93            191
 10/14/2012   19:06:12   (  49.98, -92.59) 10/14/2012   18:59:00    (  49.64, -94.34)  131.25            432
 10/14/2012   20:45:05   (  49.97,-117.31) 10/14/2012   20:40:29    (  49.58,-119.69)  176.59            276
 10/20/2012   07:18:42   (  49.47, -76.23) 10/20/2012   07:18:34    (  49.85, -78.47)  166.87              8
 10/20/2012   08:57:28   (  49.89,-100.77) 10/20/2012   08:59:54    (  50.45,-103.58)  209.17            146