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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1265494373827396 4.9691e-08  
a 2.663618933534317 1.9241e-08 AU
q 2.326539456093536 1.3247e-07 AU
i 13.81623046760689 5.7272e-06 deg
node 187.1631402229589 2.3476e-05 deg
peri 340.4145262473302 3.2806e-05 deg
M 117.918274055209 2.3e-05 deg
tp 2456480.402004570827
(2013-Jul-06.90200457)
0.00010054 JED
period 1587.839373113952
4.35
1.7205e-05
4.71e-08
d
yr
n .2267231850372843 2.4567e-09 deg/d
Q 3.000698410975097 2.1677e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1121  
   data-arc span      22214 days (60.82 yr)  
   first obs. used      1954-07-31  
   last obs. used      2015-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48952  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 15:47:39  

Additional Information
 Earth MOID = 1.33692 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. 2015-May); 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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