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JPL Small-Body Database Browser
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441655 (2008 WD80)
Classification: Main-belt Asteroid          SPK-ID: 2441655
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1534774412687038 7.6001e-08  
a 2.533277060080984 4.1291e-08 au
q 2.14447617887505 2.0019e-07 au
i 7.244150030927086 9.2555e-06 deg
node 100.4881147446636 6.2073e-05 deg
peri 22.09843064294319 7.1287e-05 deg
M 168.1735191078777 4.3124e-05 deg
tp 2457912.517210967591
(2017-Jun-08.01721097)
0.0001658 TDB
period 1472.727724112098
4.03
3.6007e-05
9.858e-08
d
yr
n .244444369523255 5.9764e-09 deg/d
Q 2.922077941286918 4.7628e-08 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      5369 days (14.70 yr)  
   first obs. used      2004-12-11  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65832  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:15  

Additional Information
 Earth MOID = 1.16263 au 
 Jupiter MOID = 2.16358 au 
 T_jup = 3.422 
[ 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 17.4   n/a MPO446752  

441655 (2008 WD80)          Discovered 2008-Oct-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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