Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 7 20.  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)
 07/22/2018   09:25:11   (  20.02,-114.33) 07/22/2018   09:16:51    (  18.92,-114.89)  136.11            500
 07/25/2018   06:31:40   (  44.26, -65.92) 07/25/2018   06:30:58    (  44.55, -67.77)  150.62             42
 07/25/2018   08:08:58   (  49.91, -88.47) 07/25/2018   08:10:47    (  50.37, -90.74)  169.94            109
 07/25/2018   09:47:51   (  49.92,-113.18) 07/25/2018   09:52:15    (  50.48,-116.06)  214.30            264
 07/27/2018   19:07:12   (  49.97, -92.66) 07/27/2018   19:01:06    (  49.66, -94.33)  124.19            366
 07/27/2018   20:46:05   (  49.95,-117.38) 07/27/2018   20:42:34    (  49.55,-119.65)  169.44            211