Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2016 6 1.  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)
 06/06/2016   17:23:48   ( -81.00,  45.89) 06/06/2016   17:24:52  ( -81.00,  45.76)    2.46                64
 06/06/2016   18:14:51   (  81.00,-146.92) 06/06/2016   18:15:37  (  81.00,-146.85)    1.38                46
 06/06/2016   19:05:50   ( -81.00,  20.41) 06/06/2016   19:06:22  ( -81.00,  20.35)    1.45                32
 06/06/2016   19:56:53   (  81.00,-172.40) 06/06/2016   19:57:07  (  81.00,-172.26)    2.52                14
 06/06/2016   20:47:51   ( -81.00,  -4.70) 06/06/2016   20:47:51  ( -80.99,  -4.70)    0.89                 0
 06/06/2016   21:38:54   (  81.00, 162.49) 06/06/2016   21:38:37  (  81.00, 162.32)    3.04                17
 06/06/2016   22:29:53   ( -81.00, -30.19) 06/06/2016   22:29:21  ( -80.99, -30.12)    1.44                32
 06/06/2016   23:20:56   (  81.00, 137.01) 06/06/2016   23:20:07  (  81.01, 136.91)    1.98                49