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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1839768270447519 7.286e-08  
a 2.806956059112871 5.9915e-08 au
q 2.290541189703243 2.1399e-07 au
i 13.47072737203193 7.7729e-06 deg
node 87.50421702727432 3.4818e-05 deg
peri 192.0415229137083 4.6518e-05 deg
M 218.4438240717108 4.4773e-05 deg
tp 2459675.926613845279
(2022-Apr-06.42661385)
0.00023159 TDB
period 1717.7179263975
4.70
5.4998e-05
1.506e-07
d
yr
n .2095803941191983 6.7103e-09 deg/d
Q 3.323370928522498 7.0938e-08 au
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      7883 days (21.58 yr)  
   first obs. used      1998-06-24  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67284  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:14:38  

Additional Information
 Earth MOID = 1.27583 au 
 Jupiter MOID = 1.81751 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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