Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2019 2 13.  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)
 02/15/2019   18:13:03   ( -80.24,  45.28) 02/15/2019   18:14:06  ( -80.24,  45.13)    2.78                63
 02/15/2019   19:03:58   (  80.24,-147.55) 02/15/2019   19:04:51  (  80.23,-147.45)    1.99                53
 02/15/2019   19:55:04   ( -80.24,  19.76) 02/15/2019   19:55:36  ( -80.24,  19.71)    0.82                32
 02/15/2019   20:45:58   (  80.26,-172.74) 02/15/2019   20:46:21  (  80.23,-172.86)    3.43                23
 02/15/2019   21:37:05   ( -80.24,  -5.76) 02/15/2019   21:37:06  ( -80.25,  -5.70)    1.38                 1
 02/15/2019   22:27:59   (  80.25, 161.74) 02/15/2019   22:27:51  (  80.24, 161.72)    1.99                 8
 02/15/2019   23:19:05   ( -80.26, -30.96) 02/15/2019   23:18:36  ( -80.25, -31.12)    3.18                29
 02/16/2019   00:10:00   (  80.25, 136.22) 02/16/2019   00:09:21  (  80.24, 136.30)    2.12                39
 02/16/2019   01:01:06   ( -80.26, -56.48) 02/16/2019   01:00:06  ( -80.25, -56.53)    1.16                60