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136497 (2005 HG3)
Classification: Main-belt Asteroid          SPK-ID: 2136497
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1367061214460177 4.8598e-08  
a 3.10891967337382 3.2232e-08 au
q 2.683911322939665 1.5107e-07 au
i 10.11558564344747 5.5091e-06 deg
node 111.9516924394845 3.3597e-05 deg
peri 172.4121251009814 3.9871e-05 deg
M 225.5263654361593 2.2802e-05 deg
tp 2459748.406522897083
(2022-Jun-17.90652290)
0.00012987 TDB
period 2002.224072519782
5.48
3.1137e-05
8.525e-08
d
yr
n .1798000558183995 2.7961e-09 deg/d
Q 3.533928023807975 3.6638e-08 au
  Orbit Determination Parameters
   # obs. used (total)      352  
   data-arc span      8487 days (23.24 yr)  
   first obs. used      1996-11-08  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6162  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:40:47  

Additional Information
 Earth MOID = 1.66786 au 
 Jupiter MOID = 1.64371 au 
 T_jup = 3.181 
[ 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 15.2   n/a MPO426850  
diameter diameter 3.739 km 0.591 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.105   0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

136497 (2005 HG3)          Discovered 2005-Apr-16 by Spacewatch at Kitt Peak
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2005 HG3 = 1996 VA20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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