Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2015 8 20.  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)
 08/23/2015   06:56:18   (  20.04, -77.17) 08/23/2015   06:48:11    (  19.93, -76.71)   50.16            487
 08/23/2015   08:32:28   (  29.86, -99.49) 08/23/2015   08:26:51    (  29.87, -99.52)    3.35            337
 08/23/2015   10:08:50   (  38.92,-121.66) 08/23/2015   10:05:44    (  39.02,-122.17)   46.01            186
 08/26/2015   07:18:52   (  49.90, -76.01) 08/26/2015   07:23:50    (  50.34, -78.21)  164.05            298
 08/26/2015   08:57:45   (  49.90,-100.73) 08/26/2015   09:05:18    (  50.44,-103.54)  208.56            453
 08/28/2015   18:17:00   (  49.98, -80.18) 08/28/2015   18:14:04    (  49.71, -81.70)  113.56            176
 08/28/2015   19:55:53   (  49.98,-104.90) 08/28/2015   19:55:32    (  49.61,-107.03)  158.79             21
 08/28/2015   21:29:00   (  29.30,-122.96) 08/28/2015   21:31:03    (  28.76,-125.40)  244.24            123