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173544 (2000 WC179)
Classification: Main-belt Asteroid          SPK-ID: 2173544
[ 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 .2577027901092457 6.735e-08  
a 2.30231228260052 1.6588e-08 au
q 1.70899998367158 1.6075e-07 au
i 23.9855722014793 5.3389e-06 deg
node 107.8025030155552 1.5055e-05 deg
peri 257.0178059293427 2.01e-05 deg
M 247.5232218481873 1.7994e-05 deg
tp 2459399.162273753979
(2021-Jul-03.66227375)		 6.5696e-05 TDB
period 1275.982659795983
3.49		 1.379e-05
3.775e-08		 d
yr
n .2821354955227687 3.0491e-09 deg/d
Q 2.895624581529459 2.0862e-08 au
   Orbit Determination Parameters
   # obs. used (total)      398  
   data-arc span      7125 days (19.51 yr)  
   first obs. used      2000-11-25  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53823  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 03:27:05  

Additional Information
 Earth MOID = .847295 au 
 Jupiter MOID = 2.81727 au 
 T_jup = 3.434 
[ 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 MPO417935  
diameter diameter 3.059 km 0.138 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

173544 (2000 WC179)          Discovered 2000-Nov-25 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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