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4457 van Gogh (1989 RU)
Classification: Main-belt Asteroid          SPK-ID: 2004457
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1266906701393254 4.8431e-08  
a 2.663180290559569 1.7405e-08 au
q 2.325780194846734 1.288e-07 au
i 13.81891424092852 5.4289e-06 deg
node 187.1572362300012 1.941e-05 deg
peri 340.5760472770695 2.7451e-05 deg
M 253.7686482047358 2.1814e-05 deg
tp 2458068.935161127477
(2017-Nov-11.43516113)
9.8349e-05 JED
period 1587.447162782029
4.35
1.5562e-05
4.261e-08
d
yr
n .226779201500536 2.2231e-09 deg/d
Q 3.000580386272404 1.961e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1391  
   data-arc span      22446 days (61.45 yr)  
   first obs. used      1954-07-31  
   last obs. used      2016-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49465  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 18:07:15  

Additional Information
 Earth MOID = 1.33429 au 
 Jupiter MOID = 1.98162 au 
 T_jup = 3.332 
[ 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 12.0 mag n/a MPO302090  
rotation period rot_per 7.6056 h n/a LCDB (Rev. 2016-February); 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:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]

4457 van Gogh (1989 RU)          Discovered 1989-Sep-03 by Elst, E. W. at Haute Provence
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1989 RU = 1970 EQ1 = 1970 GL1 = 1976 SJ8 = 1981 UO15 = 1985 SA5 = 1985 VV 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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