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43259 Wangzhenyi (2000 CK104)
Classification: Main-belt Asteroid          SPK-ID: 2043259
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1696026068566455 9.7182e-09  
a 2.581248264890094 1.1106e-08 au
q 2.143461830220541 3.0281e-08 au
i 10.74859509093373 3.2313e-07 deg
node 132.7181598914606 1.1665e-06 deg
peri 150.3514784793736 8.2361e-06 deg
M 293.7466697436466 1.1573e-05 deg
tp 2459479.271456975299
(2021-Sep-21.77145698)
4.9775e-05 TDB
period 1514.757433668535
4.15
9.7758e-06
2.676e-08
d
yr
n .2376618143593652 1.5338e-09 deg/d
Q 3.019034699559647 1.2989e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2326  
   data-arc span      24509 days (67.10 yr)  
   first obs. used      1954-02-10  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45689  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:24:50  

Additional Information
 Earth MOID = 1.1322 au 
 Jupiter MOID = 2.18822 au 
 T_jup = 3.380 
[ 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 13.38   n/a MPCxxxxx  
rotation period rot_per 2.9362 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2013) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

43259 Wangzhenyi           Discovered 2000 Feb. 8 by the Beijing Schmidt CCD Asteroid Program at Xinglong.
Wang Zhenyi (b. 1924), hematologist-academician of the Chinese Academy of Engineering, has developed creative clinical treatments for leukemia, especially the treatment of acute promyelocytic leukemia by All Trans Retinoic Acid (Tretinoin). He was awarded China's State Supreme Science and Technology Prize in 2010.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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