Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 4 27.  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   (  49.90, -76.02) 04/28/2018   07:20:03    (  50.34, -78.16)  159.78             34
 04/28/2018   08:58:22   (  49.90,-100.74) 04/28/2018   09:01:31    (  50.45,-103.48)  204.28            189
 04/30/2018   18:17:36   (  49.99, -80.18) 04/30/2018   18:10:21    (  49.74, -81.75)  115.48            435
 04/30/2018   19:56:29   (  49.99,-104.90) 04/30/2018   19:51:49    (  49.63,-107.07)  160.69            280
 04/30/2018   21:31:39   (  36.70,-125.00) 04/30/2018   21:29:27    (  36.19,-127.55)  234.82            132
 05/03/2018   09:25:08   (  20.04,-114.24) 05/03/2018   09:16:48    (  19.29,-114.90)  107.34            500
 05/06/2018   06:31:22   (  44.65, -65.67) 05/06/2018   06:30:52    (  44.97, -67.70)  164.28             30
 05/06/2018   08:08:46   (  49.93, -88.34) 05/06/2018   08:10:47    (  50.45, -90.80)  183.64            121
 05/06/2018   09:47:39   (  49.93,-113.07) 05/06/2018   09:52:15    (  50.55,-116.12)  228.04            276