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625 Xenia (A907 CG)
Classification: Main-belt Asteroid          SPK-ID: 2000625
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2283234243760002 2.375e-08  
a 2.644551037135313 7.568e-09 au
q 2.040738088399475 6.5505e-08 au
i 12.08082280044126 3.8592e-07 deg
node 127.5289966291436 1.8928e-06 deg
peri 200.4461448568494 2.4898e-06 deg
M 25.58794503876618 4.4612e-06 deg
tp 2459284.849861889562
(2021-Mar-11.34986189)
1.9162e-05 TDB
period 1570.819761370562
4.30
6.7429e-06
1.846e-08
d
yr
n .2291796989400585 9.8377e-10 deg/d
Q 3.24836398587115 9.2959e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3003  
   data-arc span      41771 days (114.36 yr)  
   first obs. used      1907-02-11  
   last obs. used      2021-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41698  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 11:21:18  

Additional Information
 Earth MOID = 1.03235 au 
 Jupiter MOID = 2.10744 au 
 T_jup = 3.325 
[ 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 10.04   n/a E2021B10  
diameter diameter 28.287 km 0.204 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 21.017 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]
[Worman, W.E.; Creason, M.A. (2003) Minor Planet Bull. 30, 32.]
[Garcer]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
[Behrend, R. (2020) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.221   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B Sa   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)

625 Xenia (A907 CG)          Discovered 1907-Feb-11 by Kopff, A. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A907 CG = 1959 GV = 1973 PA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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