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243041 (2006 WR123)
Classification: Main-belt Asteroid          SPK-ID: 2243041
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09768186034930404 5.7364e-08  
a 2.549121810705469 2.954e-08 au
q 2.300118849978772 1.4575e-07 au
i 9.820752811085649 6.5279e-06 deg
node 292.6077751102213 3.0785e-05 deg
peri 351.0130205137762 4.7034e-05 deg
M 318.8406275579882 3.9752e-05 deg
tp 2459170.461499435472
(2020-Nov-16.96149944)
0.00016469 TDB
period 1486.566392210504
4.07
2.584e-05
7.075e-08
d
yr
n .2421688004561201 4.2095e-09 deg/d
Q 2.798124771432165 3.2426e-08 au
  Orbit Determination Parameters
   # obs. used (total)      296  
   data-arc span      6298 days (17.24 yr)  
   first obs. used      2001-11-11  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5702  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:16:08  

Additional Information
 Earth MOID = 1.28421 au 
 Jupiter MOID = 2.35495 au 
 T_jup = 3.414 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO326091  
diameter diameter 4.149 km 0.218 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243041 (2006 WR123)          Discovered 2006-Nov-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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