Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 6 18.  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)
 06/20/2018   09:24:51   (  20.08,-114.21) 06/20/2018   09:16:32    (  20.16,-114.64)   44.98            499
 06/23/2018   06:30:57   (  45.34, -65.40) 06/23/2018   06:30:39    (  45.67, -67.38)  158.15             18
 06/23/2018   08:08:33   (  49.91, -88.34) 06/23/2018   08:10:47    (  50.39, -90.77)  181.11            134
 06/23/2018   09:47:26   (  49.91,-113.06) 06/23/2018   09:52:15    (  50.50,-116.09)  225.54            289
 06/25/2018   19:06:41   (  49.99, -92.52) 06/25/2018   19:01:03    (  49.67, -94.36)  136.43            338
 06/25/2018   20:45:34   (  49.98,-117.24) 06/25/2018   20:42:31    (  49.57,-119.68)  181.70            183
 06/28/2018   10:12:25   (  26.61,-125.00) 06/28/2018   10:05:54    (  24.92,-126.12)  219.33            391