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

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1536869759162565 3.0566e-08  
a 2.289205730432422 5.9608e-09 au
q 1.937384624472098 7.1682e-08 au
i 6.181388617115823 2.7443e-06 deg
node 223.9833870584869 3.0186e-05 deg
peri 120.2438712251967 3.1687e-05 deg
M 17.24730875903922 8.8583e-06 deg
tp 2459139.889969745961
(2020-Oct-17.38996975)
3.1153e-05 TDB
period 1265.102352853662
3.46
4.9413e-06
1.353e-08
d
yr
n .2845619559460596 1.1115e-09 deg/d
Q 2.641026836392745 6.877e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2060  
   data-arc span      19197 days (52.56 yr)  
   first obs. used      1968-07-18  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46534  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:53:49  

Additional Information
 Earth MOID = .937424 au 
 Jupiter MOID = 2.7823 au 
 T_jup = 3.576 
[ 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 14.80   n/a MPCxxxxx  
diameter diameter 2.553 km 0.235 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 6.281 h n/a LCDB (Rev. 2020-October); 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. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.392   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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