Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 12 22.  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)
 12/23/2012   07:19:53   (  46.87, -77.33) 12/23/2012   07:19:01    (  47.23, -79.46)  167.06             52
 12/23/2012   08:57:55   (  49.90,-100.83) 12/23/2012   08:59:35    (  50.45,-103.45)  196.29            100
 12/25/2012   18:17:14   (  49.95, -80.32) 12/25/2012   18:08:55    (  51.54, -82.54)  236.74            499
 12/25/2012   19:56:08   (  50.00,-105.06) 12/25/2012   19:49:52    (  49.65,-107.05)  147.93            376
 12/25/2012   21:31:10   (  36.21,-125.00) 12/25/2012   21:27:22    (  35.76,-127.38)  220.07            228
 12/31/2012   06:32:59   (  38.43, -67.87) 12/31/2012   06:30:38    (  38.75, -69.83)  173.94            141
 12/31/2012   08:08:39   (  49.93, -88.50) 12/31/2012   08:08:47    (  50.37, -90.78)  169.49              8
 12/31/2012   09:47:33   (  49.89,-113.24) 12/31/2012   09:50:15    (  50.47,-116.11)  214.19            162