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JPL Small-Body Database Browser
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154568 (2003 HG32)
Classification: Main-belt Asteroid          SPK-ID: 2154568
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1661039307086259 4.6341e-08  
a 2.6600962024118 2.2163e-08 au
q 2.218243767128112 1.2288e-07 au
i 13.14211758993326 5.9126e-06 deg
node 63.44261320177812 2.572e-05 deg
peri 223.8735941459574 3.2633e-05 deg
M 274.3970042281932 2.1892e-05 deg
tp 2459377.317361628599
(2021-Jun-11.81736163)
9.8445e-05 TDB
period 1584.690453449914
4.34
1.9804e-05
5.422e-08
d
yr
n .2271737039976926 2.839e-09 deg/d
Q 3.101948637695489 2.5844e-08 au
  Orbit Determination Parameters
   # obs. used (total)      471  
   data-arc span      7567 days (20.72 yr)  
   first obs. used      1999-05-18  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61652  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 09:33:02  

Additional Information
 Earth MOID = 1.22147 au 
 Jupiter MOID = 2.07892 au 
 T_jup = 3.329 
[ 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 MPO366895  

154568 (2003 HG32)          Discovered 2003-Apr-26 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 2003 HG32 = 1999 KR12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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