Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2016 9 19.  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)
 09/21/2016   06:29:50   (  46.33, -65.04) 09/21/2016   06:30:53    (  46.71, -66.96)  152.52             63
 09/21/2016   08:07:43   (  49.90, -88.35) 09/21/2016   08:11:19    (  50.40, -90.76)  180.56            216
 09/21/2016   09:46:36   (  49.90,-113.07) 09/21/2016   09:52:47    (  50.51,-116.08)  225.02            371
 09/23/2016   19:05:51   (  49.97, -92.52) 09/23/2016   19:01:39    (  49.68, -94.34)  134.73            252
 09/23/2016   20:44:44   (  49.97,-117.24) 09/23/2016   20:43:07    (  49.56,-119.66)  180.03             97
 09/26/2016   08:34:17   (  20.85,-101.67) 09/26/2016   08:26:11    (  20.89,-101.77)   11.60            486
 09/26/2016   10:10:39   (  29.95,-124.15) 09/26/2016   10:05:04    (  30.08,-124.76)   60.47            335
 09/29/2016   07:18:11   (  49.93, -75.96) 09/29/2016   07:20:43    (  50.33, -78.14)  161.64            152