Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2019 2 6.  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   18:13:04   ( -80.24,  45.26) 02/15/2019   18:14:07  ( -80.24,  45.09)    3.16                63
 02/15/2019   19:03:59   (  80.23,-147.61) 02/15/2019   19:04:52  (  80.24,-147.54)    1.47                53
 02/15/2019   19:55:05   ( -80.24,  19.74) 02/15/2019   19:55:37  ( -80.25,  19.67)    1.34                32
 02/15/2019   20:45:59   (  80.25,-172.80) 02/15/2019   20:46:22  (  80.24,-172.95)    3.11                23
 02/15/2019   21:37:06   ( -80.24,  -5.78) 02/15/2019   21:37:07  ( -80.25,  -5.74)    1.36                 1
 02/15/2019   22:28:00   (  80.25, 161.68) 02/15/2019   22:27:52  (  80.25, 161.63)    1.17                 8
 02/15/2019   23:19:07   ( -80.24, -31.30) 02/15/2019   23:18:37  ( -80.25, -31.16)    3.18                30
 02/16/2019   00:10:01   (  80.25, 136.16) 02/16/2019   00:09:22  (  80.25, 136.22)    1.12                39
 02/16/2019   01:01:07   ( -80.26, -56.50) 02/16/2019   01:00:07  ( -80.26, -56.57)    1.48                60