Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2014 6 18.  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)
 06/28/2014   20:46:18   ( -81.01,  -5.38) 06/28/2014   20:47:26  ( -81.02,  -5.54)    2.80                68
 06/28/2014   21:37:20   (  81.02, 161.64) 06/28/2014   21:38:11  (  81.02, 161.69)    0.94                51
 06/28/2014   22:28:22   ( -81.02, -31.05) 06/28/2014   22:28:56  ( -81.02, -30.93)    2.08                34
 06/28/2014   23:19:22   (  81.00, 136.72) 06/28/2014   23:19:40  (  81.01, 136.68)    0.72                18
 06/29/2014   00:10:24   ( -81.00, -55.97) 06/29/2014   00:10:25  ( -81.00, -55.94)    0.41                 1
 06/29/2014   01:01:24   (  80.99, 111.80) 06/29/2014   01:01:09  (  80.99, 111.66)    2.34                15
 06/29/2014   01:52:26   ( -80.99, -80.89) 06/29/2014   01:51:54  ( -80.99, -80.96)    1.27                32
 06/29/2014   02:43:28   (  80.99,  86.12) 06/29/2014   02:42:39  (  80.99,  86.28)    2.67                49