Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2015 4 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)
 04/20/2015   07:19:56   (  49.93, -76.06) 04/20/2015   07:25:16    (  50.35, -78.14)  155.90            320
 04/20/2015   08:58:49   (  49.94,-100.77) 04/20/2015   09:06:44    (  50.45,-103.47)  200.34            475
 04/22/2015   18:18:07   (  49.98, -80.24) 04/22/2015   18:15:29    (  49.74, -81.63)  103.03            158
 04/22/2015   19:57:00   (  49.98,-104.96) 04/22/2015   19:56:57    (  49.64,-106.96)  148.22              3
 04/22/2015   21:29:45   (  27.97,-122.69) 04/22/2015   21:32:06    (  27.51,-124.98)  231.45            141
 04/25/2015   07:46:47   (  20.06, -89.59) 04/25/2015   07:40:08    (  20.00, -89.29)   32.38            399
 04/25/2015   09:21:32   (  34.98,-110.52) 04/25/2015   09:17:21    (  35.02,-110.64)   12.20            251
 04/28/2015   06:31:24   (  46.61, -65.02) 04/28/2015   06:35:14    (  46.99, -66.86)  145.95            230
 04/28/2015   08:09:21   (  49.94, -88.42) 04/28/2015   08:15:45    (  50.38, -90.79)  175.64            384