Simultaneous Nadir Overpasses (SNOs) near US between NOAA-19 and NPP
TLE Epoch: 2012 7 23.  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)
 07/27/2012   18:35:07   (  41.17, -83.36) 07/27/2012   18:37:41    (  40.60, -86.12)  240.92            154
 07/27/2012   20:17:47   (  43.17,-109.59) 07/27/2012   20:19:46    (  42.63,-112.20)  220.70            119
 07/28/2012   06:56:19   (  44.16, -72.19) 07/28/2012   06:54:37    (  44.56, -74.21)  166.19            102
 07/28/2012   08:39:00   (  42.11, -98.47) 07/28/2012   08:36:43    (  42.47,-100.35)  159.59            137
 07/28/2012   10:21:40   (  40.10,-124.69) 07/28/2012   10:18:48    (  40.43,-126.42)  151.87            172
 07/28/2012   18:26:53   (  49.96, -84.14) 07/28/2012   18:21:19    (  49.80, -84.91)   58.57            334
 07/28/2012   20:08:58   (  49.95,-109.66) 07/28/2012   20:02:50    (  49.86,-110.32)   48.48            368