Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2013 9 20.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19)   NOAA-19 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/22/2013   10:12:25   (  80.94, -25.91) (  80.95, -26.01)    1.83                55
 09/22/2013   11:03:23   ( -80.96, 140.98) ( -80.95, 141.16)    3.06                42
 09/22/2013   11:54:28   (  80.93, -50.93) (  80.93, -51.04)    1.95                21
 09/22/2013   12:45:26   ( -80.94, 115.97) ( -80.94, 116.13)    2.93                 8
 09/22/2013   13:36:31   (  80.91, -75.95) (  80.91, -76.06)    2.06                13
 09/22/2013   14:27:29   ( -80.92,  90.95) ( -80.92,  91.10)    2.80                26
 09/22/2013   15:18:34   (  80.89,-100.97) (  80.90,-101.09)    2.18                47