Simultaneous Nadir Overpasses (SNOs) near US between NOAA-19 and NPP
TLE Epoch: 2012 6 30.  Predictions up to the next  10.0 days:

Date(NOAA-19)     Time(NOAA-19)   NOAA-19 Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 07/03/2012   08:00:21   (  49.92, -86.30) 07/03/2012   08:02:43    (  50.50, -89.18)  215.40            142
 07/03/2012   09:42:26   (  49.93,-111.81) 07/03/2012   09:44:13    (  50.50,-114.56)  205.43            107
 07/03/2012   17:50:33   (  49.97, -75.11) 07/03/2012   17:49:37    (  49.67, -76.91)  133.66             56
 07/03/2012   19:32:38   (  49.96,-100.63) 07/03/2012   19:31:07    (  49.66,-102.28)  123.59             91
 07/03/2012   21:13:57   (  47.31,-125.00) 07/03/2012   21:11:52    (  47.06,-126.56)  121.26            125
 07/04/2012   07:55:19   (  30.10, -90.50) 07/04/2012   07:49:33    (  30.28, -91.44)   93.05            346
 07/04/2012   09:38:00   (  28.03,-116.59) 07/04/2012   09:31:39    (  28.19,-117.39)   80.24            381