Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2018 12 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)
 12/08/2018   08:48:44   (  80.33,   5.09) 12/08/2018   08:49:56  (  80.34,   5.15)    1.68                72
 12/08/2018   09:39:39   ( -80.34, 172.53) 12/08/2018   09:40:41  ( -80.35, 172.40)    2.60                62
 12/08/2018   10:30:44   (  80.35, -20.08) 12/08/2018   10:31:26  (  80.34, -20.26)    3.30                42
 12/08/2018   11:21:40   ( -80.34, 147.03) 12/08/2018   11:22:11  ( -80.35, 146.99)    1.16                31
 12/08/2018   12:12:45   (  80.35, -45.58) 12/08/2018   12:12:56  (  80.35, -45.66)    1.54                11
 12/08/2018   13:03:41   ( -80.34, 121.53) 12/08/2018   13:03:41  ( -80.35, 121.58)    1.57                 0
 12/08/2018   13:54:46   (  80.35, -71.09) 12/08/2018   13:54:26  (  80.35, -71.07)    0.28                20
 12/08/2018   14:45:42   ( -80.34,  96.02) 12/08/2018   14:45:11  ( -80.35,  96.17)    3.18                31
 12/08/2018   15:36:47   (  80.35, -96.59) 12/08/2018   15:35:56  (  80.35, -96.48)    2.01                51
 12/08/2018   16:27:42   ( -80.36,  70.85) 12/08/2018   16:26:41  ( -80.36,  70.77)    1.66                61