Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2015 3 31.  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)
 04/01/2015   06:57:00   (  20.01, -77.12) 04/01/2015   06:50:05    (  19.92, -76.69)   46.44            415
 04/01/2015   08:32:13   (  33.26, -98.52) 04/01/2015   08:27:47    (  33.25, -98.55)    2.89            266
 04/01/2015   10:08:22   (  43.08,-120.25) 04/01/2015   10:06:26    (  43.19,-120.73)   41.14            116
 04/04/2015   07:19:35   (  49.90, -75.95) 04/04/2015   07:25:42    (  50.33, -78.20)  167.64            367
 04/06/2015   18:17:44   (  49.97, -80.15) 04/06/2015   18:15:55    (  49.71, -81.67)  112.77            109
 04/06/2015   19:55:53   (  47.36,-103.81) 04/06/2015   19:56:37    (  46.96,-105.88)  162.58             44
 04/06/2015   21:28:40   (  25.43,-121.95) 04/06/2015   21:31:49    (  24.96,-124.37)  248.67            189
 04/09/2015   07:46:24   (  20.05, -89.46) 04/09/2015   07:40:36    (  20.02, -89.34)   13.68            348
 04/09/2015   09:20:18   (  38.02,-109.50) 04/09/2015   09:16:57    (  38.07,-109.76)   23.72            201