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215776 (2004 HU34)
Classification: Main-belt Asteroid          SPK-ID: 2215776
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .041345984545149 6.3437e-08  
a 2.671766315973177 2.4855e-08 au
q 2.5612995071647 1.6247e-07 au
i 6.321353874125121 7.3529e-06 deg
node 208.0023720473207 4.8646e-05 deg
peri 130.3748036183875 9.4528e-05 deg
M 104.5361688131547 8.1345e-05 deg
tp 2458537.308894847365
(2019-Feb-22.80889485)
0.00035897 TDB
period 1595.130180760605
4.37
2.2259e-05
6.094e-08
d
yr
n .2256869090323032 3.1493e-09 deg/d
Q 2.782233124781654 2.5883e-08 au
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      8144 days (22.30 yr)  
   first obs. used      1997-10-02  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60646  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:26:54  

Additional Information
 Earth MOID = 1.55836 au 
 Jupiter MOID = 2.3632 au 
 T_jup = 3.371 
[ 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 16.5   n/a MPO459961  
diameter diameter 2.313 km 0.853 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.100   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215776 (2004 HU34)          Discovered 2004-Apr-19 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2004 HU34 = 2005 LZ13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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