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120282 (2004 HB34)
Classification: Main-belt Asteroid          SPK-ID: 2120282
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1743611374831232 3.3781e-08  
a 2.68635450859624 1.5395e-08 au
q 2.217958680794483 9.066e-08 au
i 11.70047723044819 5.0794e-06 deg
node 187.0349094759037 1.8677e-05 deg
peri 131.681100821843 2.3703e-05 deg
M 211.4181194939737 1.4587e-05 deg
tp 2459864.253407069912
(2022-Oct-11.75340707)		 6.6477e-05 TDB
period 1608.212426248548
4.40		 1.3824e-05
3.785e-08		 d
yr
n .2238510249791854 1.9242e-09 deg/d
Q 3.154750336397997 1.8079e-08 au
   Orbit Determination Parameters
   # obs. used (total)      624  
   data-arc span      9404 days (25.75 yr)  
   first obs. used      1995-03-26  
   last obs. used      2020-12-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53316  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:24:38  

Additional Information
 Earth MOID = 1.22336 au 
 Jupiter MOID = 2.28919 au 
 T_jup = 3.323 
[ 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 15.5   n/a MPO417626  

120282 (2004 HB34)          Discovered 2004-Apr-16 by NEAT at Palomar
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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Alternate Designations
 2004 HB34 = 2001 YX5 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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