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38628 Huya (2000 EB173)
Classification: TransNeptunian Object          SPK-ID: 2038628
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2806845620408348 8.9013e-06  
a 39.69386801700738 0.00057912 au
q 28.55241205694696 6.35e-05 au
i 15.4739973025731 6.5482e-06 deg
node 169.419863212794 6.3048e-05 deg
peri 68.48524520105732 0.00037666 deg
M 8.037526080046817 0.00015641 deg
tp 2457161.095124513222
(2015-May-18.59512451)
0.050797 TDB
period 91344.74312909025
250.09
1.999
0.005473
d
yr
n .003941113496714755 8.625e-08 deg/d
Q 50.83532397706779 0.00074168 au
  Orbit Determination Parameters
   # obs. used (total)      708  
   data-arc span      8926 days (24.44 yr)  
   first obs. used      1996-04-09  
   last obs. used      2020-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .46088  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:24:58  

Additional Information
 Earth MOID = 27.5722 au 
 Jupiter MOID = 23.3352 au 
 T_jup = 5.241 
[ 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 4.86   n/a E2021B10  
rotation period rot_per 5.28 h n/a LCDB (Rev. 2020-October); 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:
[Thirouin, A.; Noll, K.S.; Ortiz, J.L.; Morales, N. (2014) Astron. Astrophys. 563, A3.]

38628 Huya           Discovered 2000 Mar. 10 by I. Ferrin at Merida.
Huya is one of the most representative gods in the infra-world of the Wayuu Indians of Venezuela. As such it is associated with the rain and winter, and lives in the celestial altitudes beyond the sun.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030501/MPCPages.arcLast Updated: 2003-10-02
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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