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JPL Small-Body Database Browser
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447298 (2005 WR82)
Classification: Main-belt Asteroid          SPK-ID: 2447298
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 .1498738290671105 1.2889e-07  
a 2.252482221744425 2.5821e-08 au
q 1.914894086265996 3.0125e-07 au
i 2.180088057538435 1.254e-05 deg
node 227.6516325951317 0.00022421 deg
peri 219.7070573194165 0.0002335 deg
M 326.4050002000112 6.4419e-05 deg
tp 2458715.729221240376
(2019-Aug-20.22922124)
0.00022239 TDB
period 1234.782553758163
3.38
2.1232e-05
5.813e-08
d
yr
n .2915493087461514 5.0133e-09 deg/d
Q 2.590070357222854 2.9691e-08 au
  Orbit Determination Parameters
   # obs. used (total)      70  
   data-arc span      4674 days (12.80 yr)  
   first obs. used      2005-10-26  
   last obs. used      2018-08-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50943  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:58:22  

Additional Information
 Earth MOID = .931799 au 
 Jupiter MOID = 2.60315 au 
 T_jup = 3.610 
[ 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 18.0   n/a MPO456119  

447298 (2005 WR82)          Discovered 2005-Nov-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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