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4878 Gilhutton (1968 OF)
Classification: Main-belt Asteroid          SPK-ID: 2004878
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1538710348560455 5.2513e-08  
a 2.289163222832714 1.1285e-08 au
q 1.936927308781044 1.2175e-07 au
i 6.183450025431479 5.8841e-06 deg
node 224.0193740435662 5.0567e-05 deg
peri 120.5570708926195 5.4151e-05 deg
M 281.6574513658168 2.2434e-05 deg
tp 2457875.801616843475
(2017-May-02.30161684)
7.9832e-05 JED
period 1265.067116037209
3.46
9.3545e-06
2.561e-08
d
yr
n .2845698820531285 2.1042e-09 deg/d
Q 2.641399136884384 1.3021e-08 au
  Orbit Determination Parameters
   # obs. used (total)      975  
   data-arc span      17442 days (47.75 yr)  
   first obs. used      1968-07-18  
   last obs. used      2016-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50098  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 12:49:52  

Additional Information
 Earth MOID = .937884 au 
 Jupiter MOID = 2.773 au 
 T_jup = 3.576 
[ 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 14.8 mag n/a MPO365306  
rotation period rot_per 6.2813 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2016) Astron. J. 150, A75.]

4878 Gilhutton           Discovered 1968 July 18 by C. Torres and S. Cofre at Cerro El Roble.
Argentine astronomer Ricardo Gil-Hutton (b. 1958) works in solar-system research and is a specialist in the collisional evolution of minor bodies.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070106/MPCPages.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 1968 OF = 1989 TF 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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