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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1265055185999448 7.722e-08  
a 2.663337591860712 2.1501e-08 AU
q 2.326410688595645 2.0929e-07 AU
i 13.81622173415757 8.1439e-06 deg
node 187.1705632723375 2.6765e-05 deg
peri 340.3567627563048 3.8592e-05 deg
M 72.62902996098941 2.878e-05 deg
tp 2456480.208437331660
(2013-Jul-06.70843733)
0.00012626 JED
period 1587.58780920708
4.35
1.9224e-05
5.263e-08
d
yr
n .2267591108423803 2.7459e-09 deg/d
Q 3.00026449512578 2.4221e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1016  
   data-arc span      21775 days (59.62 yr)  
   first obs. used      1954-07-31  
   last obs. used      2014-03-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50888  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:46:13  

Additional Information
 Earth MOID = 1.33623 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 11.9 mag n/a MPO263387  
rotation period rot_per 7.6056 h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) 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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