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120152 (2003 HJ1)
Classification: Main-belt Asteroid          SPK-ID: 2120152
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06357774010678051 1.0716e-07  
a 3.058963966641519 5.6202e-08 AU
q 2.864481950574378 3.213e-07 AU
i 9.580866178573876 1.1025e-05 deg
node 213.9623015251593 4.6419e-05 deg
peri 354.063814600282 8.7015e-05 deg
M 33.7146939745526 6.9756e-05 deg
tp 2456617.489212468068
(2013-Nov-20.98921247)
0.00038037 JED
period 1954.159321784851
5.35
5.3855e-05
1.474e-07
d
yr
n .184222440814698 5.077e-09 deg/d
Q 3.253445982708659 5.9775e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      273  
   data-arc span      4970 days (13.61 yr)  
   first obs. used      2000-11-24  
   last obs. used      2014-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61947  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 15:04:52  

Additional Information
 Earth MOID = 1.85972 AU 
 T_jup = 3.210 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7 mag n/a MPO260009  

120152 (2003 HJ1)          Discovered 2003-Apr-21 by McNaught, R. H. at Siding Spring (413)
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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