Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 2 8.  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)
 02/09/2018   18:17:23   (  49.98, -80.21) 02/09/2018   18:10:15    (  49.70, -81.71)  112.56            428
 02/09/2018   19:56:16   (  49.98,-104.92) 02/09/2018   19:51:43    (  49.59,-107.04)  157.77            273
 02/09/2018   21:31:25   (  36.62,-124.99) 02/09/2018   21:29:21    (  36.16,-127.52)  232.78            124
 02/12/2018   09:24:59   (  20.01,-114.23) 02/12/2018   09:16:39    (  19.36,-114.87)   98.56            500
 02/15/2018   06:31:25   (  44.23, -65.78) 02/15/2018   06:30:49    (  44.60, -67.82)  167.23             36
 02/15/2018   08:08:42   (  49.94, -88.30) 02/15/2018   08:10:38    (  50.42, -90.79)  185.25            116
 02/15/2018   09:47:36   (  49.88,-113.05) 02/15/2018   09:52:06    (  50.52,-116.12)  230.01            270
 02/17/2018   19:06:53   (  49.94, -92.55) 02/17/2018   19:00:53    (  49.62, -94.34)  133.87            360
 02/17/2018   20:45:47   (  49.99,-117.29) 02/17/2018   20:42:22    (  49.57,-119.70)  179.05            205