Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2016 6 4.  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   17:23:47   ( -81.00,  46.15) 06/06/2016   17:24:51  ( -80.99,  46.00)    2.55                64
 06/06/2016   18:14:50   (  81.00,-146.63) 06/06/2016   18:15:36  (  80.99,-146.58)    1.42                46
 06/06/2016   19:05:49   ( -81.00,  20.66) 06/06/2016   19:06:21  ( -80.99,  20.59)    1.29                32
 06/06/2016   19:56:52   (  81.00,-172.12) 06/06/2016   19:57:06  (  80.99,-171.99)    2.30                14
 06/06/2016   20:47:51   ( -81.00,  -4.83) 06/06/2016   20:47:51  ( -81.00,  -4.83)    0.16                 0
 06/06/2016   21:38:54   (  81.00, 162.40) 06/06/2016   21:38:37  (  81.01, 162.23)    3.30                17
 06/06/2016   22:29:53   ( -81.00, -30.31) 06/06/2016   22:29:21  ( -81.00, -30.24)    1.26                32
 06/06/2016   23:20:55   (  81.00, 137.30) 06/06/2016   23:20:06  (  80.99, 137.18)    2.29                49