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44530 Horakova (1998 YC8)
Classification: Main-belt Asteroid          SPK-ID: 2044530
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2258502902233729 5.0319e-08  
a 2.58188411446866 1.5565e-08 au
q 1.998764837892797 1.3522e-07 au
i 11.66772815926468 6.5321e-06 deg
node 280.771124230563 2.5017e-05 deg
peri 88.26205775029163 3.0384e-05 deg
M 132.33907836989 1.7665e-05 deg
tp 2457043.456449742827
(2015-Jan-20.95644974)
7.1341e-05 JED
period 1515.31717284657
4.15
1.3703e-05
3.752e-08
d
yr
n .2375740250628381 2.1483e-09 deg/d
Q 3.165003391044523 1.908e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1268  
   data-arc span      11213 days (30.70 yr)  
   first obs. used      1985-07-21  
   last obs. used      2016-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51602  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 14:24:00  

Additional Information
 Earth MOID = 1.03732 au 
 Jupiter MOID = 2.47075 au 
 T_jup = 3.359 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2 mag n/a MPO359032  
rotation period rot_per 160. h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Behrend, R. (2010) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]

44530 Horáková           Discovered 1998 Dec. 25 by J. Tichá and M. Tichý at Kleť.
Czech lawyer Milada Horáková (1901-1950) was a human and women's rights activist in the interwar and postwar periods and founder of the Czech women's journal Vlasta. She joined the Czech anti-Nazi resistance, survived Nazi imprisonment (1940-1945) and later was unjustly executed in communist Czechoslovakia.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100726/MPCPages.arcLast Updated: 2010-07-28

Alternate Designations
 1998 YC8 = 1985 ON 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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