Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 7 9.  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)
 07/09/2018   06:30:59   (  45.19, -65.46) 07/09/2018   06:30:38    (  45.53, -67.39)  155.59             21
 07/09/2018   08:08:33   (  49.89, -88.36) 07/09/2018   08:10:44    (  50.37, -90.74)  178.41            131
 07/09/2018   09:47:26   (  49.89,-113.07) 07/09/2018   09:52:12    (  50.48,-116.07)  222.84            286
 07/11/2018   19:06:41   (  49.99, -92.53) 07/11/2018   19:01:00    (  49.70, -94.33)  133.40            341
 07/11/2018   20:45:34   (  49.98,-117.25) 07/11/2018   20:42:28    (  49.59,-119.66)  178.64            186
 07/17/2018   07:19:04   (  49.90, -75.99) 07/17/2018   07:19:58    (  50.29, -78.07)  155.04             54
 07/17/2018   08:57:57   (  49.91,-100.71) 07/17/2018   09:01:25    (  50.46,-103.37)  199.53            208