Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 3 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)
 03/19/2018   06:32:05   (  42.99, -66.25) 03/19/2018   06:31:07    (  43.37, -68.27)  168.91             58
 03/19/2018   08:09:02   (  49.89, -88.36) 03/19/2018   08:10:36    (  50.35, -90.81)  181.91             94
 03/19/2018   09:47:55   (  49.90,-113.08) 03/19/2018   09:52:03    (  50.51,-116.11)  226.29            248
 03/21/2018   19:07:13   (  49.98, -92.57) 03/21/2018   19:00:54    (  49.69, -94.38)  133.46            379
 03/21/2018   20:46:06   (  49.97,-117.29) 03/21/2018   20:42:22    (  49.58,-119.70)  178.73            224