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)  241.85            226
 07/15/2012   17:22:02   (  46.39, -66.68) 07/15/2012   17:23:05    (  45.94, -69.01)  186.02             63
 07/15/2012   19:04:42   (  48.38, -93.03) 07/15/2012   19:05:10    (  47.97, -95.20)  167.37             28
 07/15/2012   20:47:15   (  49.97,-119.26) 07/15/2012   20:47:08    (  49.58,-121.27)  150.90              7
 07/16/2012   07:25:55   (  36.85, -81.60) 07/16/2012   07:22:06    (  37.16, -83.06)  133.84            229
 07/16/2012   09:08:34   (  34.84,-107.75) 07/16/2012   09:04:10    (  35.12,-109.06)  123.60            264
 07/16/2012   18:54:21   (  49.95, -91.03) 07/16/2012   18:46:41    (  49.88, -91.27)   19.36            460
 07/16/2012   20:36:27   (  49.99,-116.57) 07/16/2012   20:28:13    (  50.00,-116.70)    9.46            494