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JPL Small-Body Database Browser
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9005 Sidorova (1982 UU5)
Classification: Main-belt Asteroid          SPK-ID: 2009005
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1268477605043737 4.0467e-08  
a 2.593457948692734 1.1085e-08 au
q 2.264483615938794 1.0625e-07 au
i 4.164530406890125 3.9255e-06 deg
node 270.291395680357 6.4144e-05 deg
peri 21.1727662711695 6.7434e-05 deg
M 352.5109534046588 1.8633e-05 deg
tp 2458632.235202557590
(2019-May-28.73520256)
7.8891e-05 TDB
period 1525.517671079712
4.18
9.7805e-06
2.678e-08
d
yr
n .2359854669826301 1.513e-09 deg/d
Q 2.922432281446674 1.2491e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1824  
   data-arc span      13482 days (36.91 yr)  
   first obs. used      1982-10-20  
   last obs. used      2019-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4548  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:02:44  

Additional Information
 Earth MOID = 1.24817 au 
 Jupiter MOID = 2.23545 au 
 T_jup = 3.403 
[ 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 13.4   n/a MPO358717  
diameter diameter 11.735 km 0.074 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 14.084 h n/a LCDB (Rev. 2019-January); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.056   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9005 Sidorova           Discovered 1982 Oct. 20 by L. G. Karachkina at the Crimean Astrophysical Observatory.
Named in honor of Sophia Ivanovna Sidorova (b. 1943), tireless worker on behalf of public education in Ukraine and leader of the Crimean Republic Committee for the education of workers. She is an educator of great ability, a brilliant organizer and a thoughtful wife and mother.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19990402/MPCPages.arcLast Updated: 2010-06-11

Alternate Designations
 1982 UU5 = 1982 VD6 = 1986 RP10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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