Simultaneous Nadir Overpasses (SNOs) near US between NOAA-19 and NPP
TLE Epoch: 2012 7 12.  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)
 07/15/2012   09:15:00   (  49.90,-104.94) 07/15/2012   09:18:46    (  50.54,-108.19)  241.92            226
 07/15/2012   17:22:02   (  46.39, -66.68) 07/15/2012   17:23:05    (  45.94, -69.01)  186.07             63
 07/15/2012   19:04:42   (  48.39, -93.04) 07/15/2012   19:05:10    (  47.97, -95.20)  167.42             28
 07/15/2012   20:47:15   (  49.98,-119.26) 07/15/2012   20:47:09    (  49.64,-121.30)  150.92              6
 07/16/2012   07:25:54   (  36.90, -81.59) 07/16/2012   07:22:06    (  37.16, -83.06)  133.89            228
 07/16/2012   09:08:35   (  34.83,-107.75) 07/16/2012   09:04:11    (  35.12,-109.06)  123.69            264
 07/16/2012   18:54:21   (  49.96, -91.03) 07/16/2012   18:46:42    (  49.94, -91.30)   19.44            459
 07/16/2012   20:36:26   (  49.95,-116.55) 07/16/2012   20:28:12    (  49.94,-116.68)    9.30            494