Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 4 26.  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)
 04/28/2018   07:19:29   (  49.91, -76.02) 04/28/2018   07:20:03    (  50.36, -78.15)  159.70             34
 04/28/2018   08:58:22   (  49.91,-100.74) 04/28/2018   09:01:31    (  50.47,-103.47)  204.19            189
 04/30/2018   18:17:36   (  49.97, -80.18) 04/30/2018   18:10:21    (  49.72, -81.74)  115.50            435
 04/30/2018   19:56:29   (  49.97,-104.90) 04/30/2018   19:51:49    (  49.61,-107.07)  160.72            280
 04/30/2018   21:31:39   (  36.68,-124.99) 04/30/2018   21:29:27    (  36.18,-127.54)  234.84            132
 05/03/2018   09:25:07   (  20.05,-114.24) 05/03/2018   09:16:48    (  19.25,-114.91)  113.64            499
 05/06/2018   06:31:22   (  44.67, -65.66) 05/06/2018   06:30:52    (  44.99, -67.69)  164.20             30
 05/06/2018   08:08:47   (  49.89, -88.36) 05/06/2018   08:10:48    (  50.40, -90.82)  183.85            121
 05/06/2018   09:47:40   (  49.89,-113.08) 05/06/2018   09:52:16    (  50.51,-116.14)  228.30            276