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JPL Small-Body Database Browser
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471165 (2010 HE79)
Classification: TransNeptunian Object          SPK-ID: 2471165
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1807267705922014 1.4866e-05  
a 39.23011147572866 0.0013516 au
q 32.14018011874816 0.00060998 au
i 15.67436572073924 9.7018e-05 deg
node 238.680612176224 2.7299e-05 deg
peri 284.2438531244158 0.0064978 deg
M 63.63934899868568 0.0073533 deg
tp 2442735.102128236722
(1975-Nov-18.60212824)
1.0181 TDB
period 89748.61188402068
245.72
4.6383
0.0127
d
yr
n .004011204100462486 2.073e-07 deg/d
Q 46.32004283270916 0.0015959 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      9838 days (26.93 yr)  
   first obs. used      1992-05-24  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .29203  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:28:06  

Additional Information
 Earth MOID = 31.1844 au 
 Jupiter MOID = 26.9719 au 
 T_jup = 5.333 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 5.1   n/a MPO369102  
rotation period rot_per 19.49 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:
[Benecchi, S.D.; Sheppard, S.S. (2013) Astron. J. 145, A124.]

471165 (2010 HE79)          Discovered 2010-Apr-21 by Sheppard, S. S., Poleski, R., Udalski, A., Trujillo, C. A. at Las Campanas
Reference: Last Updated: 2016-08-22

Alternate Designations
 2010 HE79 = 2002 JR146 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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