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1301 Yvonne (1934 EA)
Classification: Main-belt Asteroid          SPK-ID: 2001301
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 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2701483355132739 3.2901e-08  
a 2.766385237700343 1.0308e-08 au
q 2.019050870347103 9.2772e-08 au
i 34.03661496160296 5.0753e-06 deg
node 161.5085005562887 6.5198e-06 deg
peri 302.1801208919642 1.0821e-05 deg
M 310.8263050039142 9.7134e-06 deg
tp 2459230.060814432068
(2021-Jan-15.56081443)
4.593e-05 TDB
period 1680.611823092055
4.60
9.3932e-06
2.572e-08
d
yr
n .2142077040358183 1.1972e-09 deg/d
Q 3.513719605053583 1.3093e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2538  
   data-arc span      31666 days (86.70 yr)  
   first obs. used      1934-03-07  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .36309  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:59:42  

Additional Information
 Earth MOID = 1.15494 au 
 Jupiter MOID = 1.92765 au 
 T_jup = 3.044 
[ 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 11.3   n/a MPO265963  
diameter diameter 21.438 km 0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 7.320 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2003) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Pray, D.P. (2004) Minor Planet Bull. 31, 6-8.]
[Oey, J.; Vilagi, J.; Gajdos, S.; Kornos, L.; Galad, A. (2007) Minor Planet Bull. 34, 81-83.]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
[Behrend, R. (2017) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.111   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B C   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)

1301 Yvonne (1934 EA)          Discovered 1934-Mar-07 by Boyer, L. at Algiers
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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