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249344 (2008 WC60)
Classification: Main-belt Asteroid          SPK-ID: 2249344
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1271548293501181 5.3398e-08  
a 2.606573121079585 2.7564e-08 au
q 2.275134760680105 1.4764e-07 au
i 3.86136544951 4.1541e-06 deg
node 110.8641046058658 0.00010546 deg
peri 225.5858767654258 0.00010803 deg
M 241.2894406532744 2.6451e-05 deg
tp 2459107.362482337858
(2020-Sep-14.86248234)
0.000116 TDB
period 1537.104151861299
4.21
2.4382e-05
6.675e-08
d
yr
n .2342066408213597 3.715e-09 deg/d
Q 2.938011481479064 3.1069e-08 au
  Orbit Determination Parameters
   # obs. used (total)      277  
   data-arc span      6761 days (18.51 yr)  
   first obs. used      2000-11-22  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57144  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:18:41  

Additional Information
 Earth MOID = 1.26649 au 
 Jupiter MOID = 2.40805 au 
 T_jup = 3.397 
[ 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 16.3   n/a MPO437158  
diameter diameter 3.823 km 0.913 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.030   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249344 (2008 WC60)          Discovered 2008-Nov-19 by LINEAR at Socorro
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

Alternate Designations
 2008 WC60 = 2000 XL55 = 2006 DB141 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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