Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 5 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)
 05/14/2018   07:19:21   (  49.89, -76.01) 05/14/2018   07:20:06    (  50.30, -78.17)  160.71             45
 05/14/2018   08:58:14   (  49.89,-100.73) 05/14/2018   09:01:33    (  50.47,-103.47)  205.23            199
 05/16/2018   18:17:28   (  49.96, -80.16) 05/16/2018   18:10:21    (  49.68, -81.72)  115.80            427
 05/16/2018   19:56:21   (  49.95,-104.88) 05/16/2018   19:51:49    (  49.57,-107.04)  161.06            272
 05/16/2018   21:31:32   (  36.72,-125.00) 05/16/2018   21:29:29    (  36.25,-127.56)  235.14            123
 05/19/2018   09:25:02   (  20.01,-114.24) 05/19/2018   09:16:42    (  19.69,-114.79)   67.47            500
 05/22/2018   06:31:13   (  44.95, -65.56) 05/22/2018   06:30:48    (  45.29, -67.57)  162.20             25
 05/22/2018   08:08:43   (  49.88, -88.36) 05/22/2018   08:10:50    (  50.36, -90.83)  183.35            127
 05/22/2018   09:47:36   (  49.89,-113.08) 05/22/2018   09:52:17    (  50.53,-116.12)  227.81            281