Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 6 3.  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)
 06/04/2018   09:24:58   (  20.03,-114.24) 06/04/2018   09:16:38    (  19.94,-114.71)   50.90            500
 06/07/2018   06:31:06   (  45.14, -65.49) 06/07/2018   06:30:44    (  45.47, -67.48)  159.98             22
 06/07/2018   08:08:39   (  49.90, -88.36) 06/07/2018   08:10:49    (  50.36, -90.80)  182.00            130
 06/07/2018   09:47:32   (  49.90,-113.07) 06/07/2018   09:52:16    (  50.53,-116.10)  226.40            284
 06/09/2018   19:06:48   (  49.96, -92.52) 06/09/2018   19:01:05    (  49.64, -94.36)  137.14            343
 06/09/2018   20:45:41   (  49.96,-117.24) 06/09/2018   20:42:33    (  49.53,-119.69)  182.44            188