Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2014 9 21.  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)
 09/21/2014   06:56:25   (  20.04, -77.21) 09/21/2014   06:53:03    (  19.95, -76.72)   51.46            202
 09/21/2014   08:32:08   (  31.48, -99.09) 09/21/2014   08:31:16    (  31.48, -99.08)    1.11             52
 09/21/2014   10:05:53   (  49.88,-117.77) 09/21/2014   10:07:28    (  49.93,-118.03)   19.29             95
 09/23/2014   19:25:10   (  49.99, -97.24) 09/23/2014   19:16:50    (  52.11, -97.19)  235.37            500
 09/23/2014   21:04:03   (  49.98,-121.96) 09/23/2014   20:57:44    (  50.04,-121.60)   26.16            379
 09/26/2014   18:08:53   (  20.07, -71.33) 09/26/2014   18:10:31    (  19.83, -72.43)  117.86             98
 09/26/2014   19:51:46   (  34.50, -99.71) 09/26/2014   19:56:05    (  34.12,-101.61)  179.98            259
 09/29/2014   07:45:55   (  20.01, -89.59) 09/29/2014   07:43:50    (  19.97, -89.40)   20.26            125
 09/29/2014   09:17:06   (  47.71,-106.31) 09/29/2014   09:17:24    (  47.71,-106.29)    1.00             18