Simultaneous Nadir Overpasses (SNOs) near US between NOAA-19 and NPP
TLE Epoch: 2012 5 9.  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)
 05/15/2012   06:36:07   (  49.90, -65.34) 05/15/2012   06:40:56    (  50.57, -68.65)  246.79            289
 05/15/2012   08:18:12   (  49.92, -90.85) 05/15/2012   08:22:26    (  50.56, -94.02)  236.70            254
 05/15/2012   10:00:17   (  49.93,-116.37) 05/15/2012   10:03:56    (  50.55,-119.40)  226.61            219
 05/15/2012   18:07:40   (  47.17, -78.47) 05/15/2012   18:08:29    (  46.74, -80.54)  164.54             49
 05/15/2012   19:50:20   (  49.16,-104.84) 05/15/2012   19:50:34    (  48.76,-106.76)  146.66             14
 05/15/2012   21:28:06   (  34.20,-125.00) 05/15/2012   21:27:47    (  33.86,-126.92)  180.88             19
 05/16/2012   06:30:23   (  32.46, -68.85) 05/16/2012   06:27:01    (  32.76, -70.22)  132.41            202
 05/16/2012   08:11:21   (  36.37, -93.20) 05/16/2012   08:07:25    (  36.60, -94.45)  114.85            236
 05/16/2012   09:54:02   (  34.30,-119.35) 05/16/2012   09:49:31    (  34.50,-120.46)  104.05            271
 05/16/2012   17:57:43   (  49.96, -76.98) 05/16/2012   17:50:22    (  49.91, -77.12)   11.63            441
 05/16/2012   19:39:47   (  49.94,-102.50) 05/16/2012   19:31:51    (  49.92,-102.50)    3.07            476