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JPL Small-Body Database Browser
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379323 (2009 WW39)
Classification: Main-belt Asteroid          SPK-ID: 2379323
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2498689843707037 5.3369e-08  
a 2.536563775740244 2.852e-08 au
q 1.902755161304512 1.3559e-07 au
i 4.873993648425245 7.8258e-06 deg
node 271.2720238721935 7.4981e-05 deg
peri 54.19151357644589 7.7925e-05 deg
M 197.1634450885915 2.6209e-05 deg
tp 2459267.946577986424
(2021-Feb-22.44657799)
0.00011111 TDB
period 1475.594765596937
4.04
2.4887e-05
6.814e-08
d
yr
n .2439694205979143 4.1147e-09 deg/d
Q 3.170372390175976 3.5647e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      6282 days (17.20 yr)  
   first obs. used      2001-12-17  
   last obs. used      2019-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59555  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:15:05  

Additional Information
 Earth MOID = .894816 au 
 Jupiter MOID = 2.19074 au 
 T_jup = 3.399 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO434347  

379323 (2009 WW39)          Discovered 2001-Dec-17 by LINEAR at Socorro
Reference: Last Updated: 2013-11-20

Alternate Designations
 2009 WW39 = 2001 YE15 = 2005 WW163 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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