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JPL Small-Body Database Browser
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379318 (2009 WZ27)
Classification: Main-belt Asteroid          SPK-ID: 2379318
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1318191777384995 5.0478e-07  
a 2.571166783953541 7.3947e-08 au
q 2.232237692664242 1.3582e-06 au
i .8471776896450025 9.3074e-06 deg
node 79.09526393287805 0.00073515 deg
peri 302.0055003642736 0.00073706 deg
M 229.6543170086176 5.6946e-05 deg
tp 2459545.740304381779
(2021-Nov-27.24030438)
0.00025746 TDB
period 1505.891910439547
4.12
6.4965e-05
1.779e-07
d
yr
n .2390609827334297 1.0313e-08 deg/d
Q 2.910095875242839 8.3695e-08 au
  Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      4404 days (12.06 yr)  
   first obs. used      2005-11-25  
   last obs. used      2017-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65294  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:09:55  

Additional Information
 Earth MOID = 1.23507 au 
 Jupiter MOID = 2.54447 au 
 T_jup = 3.417 
[ 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 17.5   n/a MPO434347  

379318 (2009 WZ27)          Discovered 2005-Nov-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

Alternate Designations
 2009 WZ27 = 2009 UD106 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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