Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2017 7 12.  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)
 07/14/2017   07:18:31   (  49.89, -75.99) 07/14/2017   07:19:53    (  50.29, -78.07)  154.74             82
 07/14/2017   08:57:24   (  49.89,-100.71) 07/14/2017   09:01:21    (  50.40,-103.39)  199.27            237
 07/16/2017   18:16:40   (  49.97, -80.16) 07/16/2017   18:10:09    (  49.72, -81.63)  108.71            391
 07/16/2017   19:55:33   (  49.96,-104.88) 07/16/2017   19:51:37    (  49.61,-106.95)  153.93            236
 07/16/2017   21:30:43   (  36.72,-124.99) 07/16/2017   21:29:15    (  36.24,-127.45)  226.33             88
 07/19/2017   09:23:48   (  21.57,-113.87) 07/19/2017   09:15:54    (  21.63,-114.20)   34.90            474
 07/22/2017   06:30:02   (  46.37, -65.03) 07/22/2017   06:30:07    (  46.74, -66.88)  147.64              5
 07/22/2017   08:07:55   (  49.93, -88.33) 07/22/2017   08:10:33    (  50.42, -90.68)  175.87            158