Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 7 19.  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)
 07/19/2013   07:19:03   (  49.90, -76.03) 07/19/2013   07:19:44    (  50.31, -78.10)  154.32             41
 07/19/2013   08:57:56   (  49.90,-100.75) 07/19/2013   09:01:12    (  50.42,-103.42)  198.87            196
 07/21/2013   18:17:10   (  49.96, -80.18) 07/21/2013   18:10:04    (  49.68, -81.70)  113.59            426
 07/21/2013   19:56:03   (  49.96,-104.90) 07/21/2013   19:51:32    (  49.56,-107.03)  158.88            271
 07/21/2013   21:31:12   (  36.61,-124.98) 07/21/2013   21:29:10    (  36.12,-127.50)  231.87            122
 07/24/2013   09:24:42   (  20.03,-114.25) 07/24/2013   09:16:22    (  20.11,-114.66)   43.62            500
 07/27/2013   06:30:38   (  45.75, -65.27) 07/27/2013   06:30:26    (  46.10, -67.23)  156.11             12
 07/27/2013   08:08:21   (  49.91, -88.36) 07/27/2013   08:10:42    (  50.36, -90.80)  180.93            141
 07/27/2013   09:47:14   (  49.91,-113.08) 07/27/2013   09:52:09    (  50.54,-116.09)  225.41            295