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240266 (2002 WR29)
Classification: Main-belt Asteroid          SPK-ID: 2240266
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04849399001661921 4.5143e-08  
a 3.168042307780219 3.6e-08 au
q 3.014411295734498 1.4186e-07 au
i 9.004986218999303 5.4453e-06 deg
node 204.9620439008796 3.1985e-05 deg
peri 66.51082470544655 6.8882e-05 deg
M 240.0053111511248 6.3452e-05 deg
tp 2460083.006113639047
(2023-May-18.50611364)
0.00036764 TDB
period 2059.609498394675
5.64
3.5106e-05
9.611e-08
d
yr
n .1747904155038105 2.9793e-09 deg/d
Q 3.32167331982594 3.7745e-08 au
  Orbit Determination Parameters
   # obs. used (total)      397  
   data-arc span      8948 days (24.50 yr)  
   first obs. used      1996-10-07  
   last obs. used      2021-04-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48437  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 04:12:19  

Additional Information
 Earth MOID = 2.01355 au 
 Jupiter MOID = 1.72006 au 
 T_jup = 3.182 
[ 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 15.30   n/a MPCxxxxx  
diameter diameter 5.282 km 0.131 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

240266 (2002 WR29)          Discovered 2002-Nov-22 by NEAT at Palomar
Reference: 20100527/Numbers.arcLast Updated: 2010-06-03

[ show close-approach data ]
Alternate Designations
 2002 WR29 = 2008 VK78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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