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581 Tauntonia (A905 YC)
Classification: Outer Main-belt Asteroid          SPK-ID: 2000581
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03404643833870739 1.7242e-08  
a 3.212050849245581 1.4148e-08 au
q 3.102691958065949 5.9245e-08 au
i 21.89706360199895 5.4171e-07 deg
node 102.4543559139037 6.4491e-07 deg
peri 25.82667292226117 3.6714e-05 deg
M 301.4307498490483 3.3265e-05 deg
tp 2459542.589077429984
(2021-Nov-24.08907743)
0.00019359 TDB
period 2102.674484603986
5.76
1.3892e-05
3.803e-08
d
yr
n .1712105238523411 1.1312e-09 deg/d
Q 3.321409740425213 1.463e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2951  
   data-arc span      42036 days (115.09 yr)  
   first obs. used      1906-02-20  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37047  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:36:49  

Additional Information
 Earth MOID = 2.12607 au 
 Jupiter MOID = 1.85184 au 
 T_jup = 3.077 
[ 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 9.81   n/a E2021B10  
diameter diameter 61.481 km 0.265 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 16.54 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.031   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B Xk   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

581 Tauntonia (A905 YC)          Discovered 1905-Dec-24 by Metcalf, J. H. at Taunton
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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