Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 1 30.  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)
 02/01/2018   19:06:45   (  49.97, -92.56) 02/01/2018   19:01:05    (  49.64, -94.39)  136.71            340
 02/01/2018   20:45:38   (  49.97,-117.28) 02/01/2018   20:42:33    (  49.53,-119.72)  182.00            185
 02/07/2018   07:19:12   (  49.92, -75.96) 02/07/2018   07:20:01    (  50.33, -78.17)  164.56             49
 02/07/2018   08:58:05   (  49.92,-100.67) 02/07/2018   09:01:28    (  50.50,-103.47)  208.98            203
 02/09/2018   18:17:23   (  49.95, -80.19) 02/09/2018   18:10:16    (  49.70, -81.72)  112.72            427
 02/09/2018   19:56:16   (  50.00,-104.93) 02/09/2018   19:51:44    (  49.66,-107.07)  157.86            272