Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2017 4 22.  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)
 04/25/2017   07:18:55   (  49.91, -76.03) 04/25/2017   07:19:56    (  50.35, -78.12)  156.58             61
 04/25/2017   08:57:48   (  49.91,-100.75) 04/25/2017   09:01:24    (  50.46,-103.44)  201.05            216
 04/27/2017   18:17:03   (  49.95, -80.19) 04/27/2017   18:10:13    (  49.68, -81.68)  111.28            410
 04/27/2017   19:55:56   (  49.95,-104.91) 04/27/2017   19:51:41    (  49.57,-107.01)  156.54            255
 04/27/2017   21:31:05   (  36.60,-124.99) 04/27/2017   21:29:19    (  36.13,-127.49)  229.80            106
 04/30/2017   09:24:27   (  20.66,-114.13) 04/30/2017   09:16:17    (  20.71,-114.51)   40.89            490