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117813 (2005 HO3)
Classification: Main-belt Asteroid          SPK-ID: 2117813
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2061121839602545 3.2914e-08  
a 2.644717503227548 1.2276e-08 au
q 2.099609002679406 8.6373e-08 au
i 10.36434637568521 5.3797e-06 deg
node 226.753188620641 2.2515e-05 deg
peri 102.6064998894406 2.669e-05 deg
M 114.411124505514 1.4078e-05 deg
tp 2458501.232709178377
(2019-Jan-17.73270918)
6.0229e-05 TDB
period 1570.968080880299
4.30
1.0938e-05
2.995e-08
d
yr
n .2291580614408616 1.5956e-09 deg/d
Q 3.189826003775689 1.4807e-08 au
  Orbit Determination Parameters
   # obs. used (total)      916  
   data-arc span      9872 days (27.03 yr)  
   first obs. used      1993-10-12  
   last obs. used      2020-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48861  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:16:03  

Additional Information
 Earth MOID = 1.11866 au 
 Jupiter MOID = 2.29727 au 
 T_jup = 3.340 
[ 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 14.8   n/a MPO453649  
diameter diameter 6.133 km 0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.434 h n/a LCDB (Rev. 2019-August); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.078   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117813 (2005 HO3)          Discovered 2005-Apr-17 by Siding Spring Survey at Siding Spring
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 HO3 = 2002 VU82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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