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18321 Bobrov (1982 UQ10)
Classification: Main-belt Asteroid          SPK-ID: 2018321
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2808679224999117 5.6613e-08  
a 2.700791499212402 1.9696e-08 AU
q 1.942225801723193 1.5927e-07 AU
i 3.326829191530513 9.2869e-06 deg
node 24.3185547214091 0.00010184 deg
peri 61.76337041224276 0.00010328 deg
M 53.2195000401778 1.6308e-05 deg
tp 2456760.835724069621
(2014-Apr-13.33572407)
7.2714e-05 JED
period 1621.194097460527
4.44
1.7734e-05
4.855e-08
d
yr
n .2220585434920543 2.4291e-09 deg/d
Q 3.459357196701612 2.5228e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      722  
   data-arc span      11812 days (32.34 yr)  
   first obs. used      1982-10-25  
   last obs. used      2015-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48478  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:53:35  

Additional Information
 Earth MOID = .960753 AU 
 T_jup = 3.307 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2 mag n/a MPO272727  

18321 Bobrov           Discovered 1982 Oct. 25 by L. V. Zhuravleva at the Crimean Astrophysical Observatory.
Vsevolod Mikhajlovich Bobrov (1922-1979) was an ice hockey champion of the 1956 winter Olympic games, a world champion in 1954 and 1956, a champion of Europe from 1954 to 1956 for ice-hockey and repeated champion of the former U.S.S.R. for football and hockey from 1945 to 1956.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20051215/MPCPages.arcLast Updated: 2006-03-22

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Alternate Designations
 1982 UQ10 = 1991 VS1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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