Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 1 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)
 01/24/2018   18:17:13   (  49.94, -80.18) 01/24/2018   18:10:27    (  49.69, -81.75)  115.88            406
 01/24/2018   19:56:07   (  49.99,-104.93) 01/24/2018   19:51:56    (  49.64,-107.10)  161.04            251
 01/24/2018   21:31:16   (  36.64,-124.99) 01/24/2018   21:29:33    (  36.15,-127.56)  236.88            103
 01/27/2018   09:24:42   (  20.51,-114.11) 01/27/2018   09:16:30    (  20.62,-114.60)   52.53            492
 01/30/2018   06:30:55   (  45.48, -65.34) 01/30/2018   06:30:40    (  45.80, -67.41)  165.12             15
 01/30/2018   08:08:33   (  49.94, -88.31) 01/30/2018   08:10:49    (  50.46, -90.82)  188.28            136
 01/30/2018   09:47:27   (  49.89,-113.05) 01/30/2018   09:52:18    (  50.51,-116.17)  232.99            291
 02/01/2018   19:06:45   (  49.97, -92.56) 02/01/2018   19:01:05    (  49.63, -94.39)  136.81            340