Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 12 14.  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)
 12/15/2012   06:32:19   (  39.71, -67.41) 12/15/2012   06:30:22    (  40.07, -69.43)  177.35            117
 12/15/2012   08:08:21   (  49.90, -88.45) 12/15/2012   08:08:54    (  50.36, -90.82)  176.87             33
 12/15/2012   09:47:14   (  49.91,-113.16) 12/15/2012   09:50:21    (  50.52,-116.12)  221.24            187
 12/17/2012   19:06:34   (  49.95, -92.66) 12/17/2012   18:59:10    (  49.64, -94.38)  128.12            444
 12/17/2012   20:45:28   (  50.00,-117.40) 12/17/2012   20:40:39    (  49.59,-119.73)  173.28            289
 12/23/2012   07:20:02   (  46.68, -77.42) 12/23/2012   07:19:07    (  47.02, -79.57)  167.23             55
 12/23/2012   08:58:01   (  49.90,-100.86) 12/23/2012   08:59:38    (  50.41,-103.48)  195.47             97