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

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1278482369524458 3.1611e-08  
a 2.661987962995327 1.1068e-08 au
q 2.321657495137742 8.3645e-08 au
i 13.81406307238104 3.5192e-06 deg
node 187.1004814516043 1.4901e-05 deg
peri 340.311234037478 2.0818e-05 deg
M 211.6094768810601 1.6305e-05 deg
tp 2459654.399827757581
(2022-Mar-15.89982776)
7.348e-05 TDB
period 1586.381212525581
4.34
9.8938e-06
2.709e-08
d
yr
n .2269315831261427 1.4153e-09 deg/d
Q 3.002318430852912 1.2483e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2474  
   data-arc span      23902 days (65.44 yr)  
   first obs. used      1954-07-31  
   last obs. used      2020-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42868  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 19:34:24  

Additional Information
 Earth MOID = 1.33116 au 
 Jupiter MOID = 1.97753 au 
 T_jup = 3.332 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.0   n/a MPO435741  
diameter diameter 10.491 km 0.082 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 7.6056 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:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.212   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

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

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