Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 1 17.  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)
 01/19/2018   10:12:21   (  26.60,-125.00) 01/19/2018   10:05:50    (  25.91,-125.97)  123.84            391
 01/22/2018   07:18:59   (  49.91, -75.95) 01/22/2018   07:20:12    (  50.32, -78.22)  168.61             73
 01/22/2018   08:57:52   (  49.91,-100.66) 01/22/2018   09:01:39    (  50.49,-103.52)  213.03            227
 01/24/2018   18:17:09   (  49.96, -80.17) 01/24/2018   18:10:27    (  49.70, -81.76)  117.07            402
 01/24/2018   19:56:02   (  49.96,-104.89) 01/24/2018   19:51:55    (  49.60,-107.08)  162.32            247
 01/24/2018   21:31:13   (  36.72,-124.99) 01/24/2018   21:29:34    (  36.22,-127.58)  238.28             99