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JPL Small-Body Database Browser
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351439 (2005 HD2)
Classification: Main-belt Asteroid          SPK-ID: 2351439
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1910575885464611 7.6116e-08  
a 2.681949043640157 2.3783e-08 au
q 2.169542326757781 2.0885e-07 au
i 5.196938112339066 1.105e-05 deg
node 183.3985801692305 7.0048e-05 deg
peri 44.61120908480979 7.4302e-05 deg
M 152.1007264765347 2.7137e-05 deg
tp 2458322.697763313417
(2018-Jul-23.19776331)
0.00011636 TDB
period 1604.257986531145
4.39
2.1339e-05
5.842e-08
d
yr
n .2244028099111545 2.9849e-09 deg/d
Q 3.194355760522533 2.8327e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      5283 days (14.46 yr)  
   first obs. used      2005-04-16  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68641  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 10:48:29  

Additional Information
 Earth MOID = 1.16374 au 
 Jupiter MOID = 1.79732 au 
 T_jup = 3.344 
[ 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 17.1   n/a MPO440578  

351439 (2005 HD2)          Discovered 2005-Apr-16 by Spacewatch at Kitt Peak
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

[ show close-approach data ]
Alternate Designations
 2005 HD2 = 2009 DE65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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