Simultaneous Nadir Overpasses (SNOs) near US between NOAA-19 and NPP
TLE Epoch: 2012 10 15.  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)
 10/21/2012   18:24:52   (  45.88, -81.99) 10/21/2012   18:26:03    (  45.36, -84.65)  215.36             71
 10/21/2012   20:07:32   (  47.90,-108.33) 10/21/2012   20:08:08    (  47.38,-110.83)  195.73             36
 10/22/2012   06:45:53   (  39.68, -70.62) 10/22/2012   06:42:54    (  40.08, -72.59)  174.13            179
 10/22/2012   08:28:33   (  37.66, -96.80) 10/22/2012   08:24:59    (  38.04, -98.63)  166.09            214
 10/22/2012   10:11:12   (  35.70,-122.94) 10/22/2012   10:07:04    (  36.00,-124.65)  157.11            248
 10/22/2012   18:15:13   (  49.98, -81.01) 10/22/2012   18:08:20    (  49.84, -81.75)   55.23            413
 10/22/2012   19:57:18   (  49.98,-106.53) 10/22/2012   19:49:51    (  49.90,-107.15)   45.30            447