Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2015 12 3.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19) NOAA-19 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/16/2015   04:37:33   ( -81.03,-122.41) 12/16/2015   04:38:40  ( -81.03,-122.51)    1.83                67
 12/16/2015   05:28:29   (  81.03,  44.74) 12/16/2015   05:29:25  (  81.03,  44.69)    0.83                56
 12/16/2015   06:19:35   ( -81.03,-147.79) 12/16/2015   06:20:10  ( -81.03,-147.94)    2.58                35
 12/16/2015   07:10:31   (  81.03,  19.36) 12/16/2015   07:10:55  (  81.03,  19.27)    1.63                24
 12/16/2015   08:01:38   ( -81.03,-173.55) 12/16/2015   08:01:40  ( -81.03,-173.37)    3.17                 2
 12/16/2015   08:52:33   (  81.03,  -6.02) 12/16/2015   08:52:25  (  81.04,  -6.16)    2.45                 8
 12/16/2015   09:43:40   ( -81.03, 161.07) 12/16/2015   09:43:10  ( -81.03, 161.21)    2.36                30
 12/16/2015   10:34:35   (  81.03, -31.40) 12/16/2015   10:33:55  (  81.04, -31.59)    3.28                40
 12/16/2015   11:25:42   ( -81.03, 135.69) 12/16/2015   11:24:40  ( -81.04, 135.78)    1.60                62