Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2012 5 28.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19)   NOAA-19 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/09/2012   01:54:39   (  80.64, 104.18) (  80.64, 104.24)    1.07                67
 06/09/2012   02:45:43   ( -80.59, -87.78) ( -80.59, -87.75)    0.63                46
 06/09/2012   03:36:40   (  80.56,  80.11) (  80.55,  80.14)    0.59                32
 06/09/2012   04:27:44   ( -80.51,-111.87) ( -80.51,-111.86)    0.20                11
 06/09/2012   05:18:41   (  80.46,  56.02) (  80.46,  56.02)    0.13                 3
 06/09/2012   06:09:44   ( -80.39,-135.66) ( -80.39,-135.68)    0.22                24
 06/09/2012   07:00:40   (  80.34,  32.22) (  80.34,  32.20)    0.33                38
 06/09/2012   07:51:43   ( -80.26,-159.50) ( -80.26,-159.53)    0.58                59