Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2015 1 13.  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)
 01/14/2015   07:19:20   (  49.89, -76.03) 01/14/2015   07:27:22    (  50.35, -78.26)  167.12            482
 01/16/2015   18:17:32   (  49.89, -80.22) 01/16/2015   18:17:33    (  49.65, -81.68)  107.93              1
 01/16/2015   19:53:55   (  40.96,-101.66) 01/16/2015   19:56:26    (  40.59,-103.58)  166.59            151
 01/19/2015   07:46:18   (  20.06, -89.58) 01/19/2015   07:42:13    (  20.03, -89.38)   20.49            245
 01/19/2015   09:18:32   (  44.01,-107.66) 01/19/2015   09:16:52    (  44.01,-107.78)    9.67            100
 01/22/2015   06:31:01   (  46.52, -65.04) 01/22/2015   06:37:21    (  46.88, -67.02)  156.19            380