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JPL Small-Body Database Browser
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379879 (2012 HB49)
Classification: Main-belt Asteroid          SPK-ID: 2379879
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1839156688940723 7.6243e-08  
a 2.807062940183361 6.4766e-08 au
q 2.290800081911777 2.2838e-07 au
i 13.47119914257009 7.9551e-06 deg
node 87.50507034277827 3.9373e-05 deg
peri 191.9584595254778 5.0241e-05 deg
M 134.7318797401883 4.3809e-05 deg
tp 2457957.598378873078
(2017-Jul-23.09837887)
0.00019227 TDB
period 1717.81603620465
4.70
5.9451e-05
1.628e-07
d
yr
n .2095684243322035 7.2529e-09 deg/d
Q 3.323325798454945 7.6677e-08 au
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      7421 days (20.32 yr)  
   first obs. used      1998-06-24  
   last obs. used      2018-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69132  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 05:07:18  

Additional Information
 Earth MOID = 1.27554 au 
 Jupiter MOID = 1.81605 au 
 T_jup = 3.258 
[ 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 16.1   n/a MPO413415  

379879 (2012 HB49)          Discovered 2008-Aug-02 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2012 HB49 = 2009 WA159 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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