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JPL Small-Body Database Browser
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379794 (2011 HC84)
Classification: Main-belt Asteroid          SPK-ID: 2379794
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 .1536180966626002 9.0788e-08  
a 2.551831434222088 2.5914e-08 au
q 2.159823946293097 2.4167e-07 au
i 6.822784361441883 1.1154e-05 deg
node 347.0380934129956 6.5185e-05 deg
peri 160.09859703991 7.9803e-05 deg
M 131.7736545544444 4.2826e-05 deg
tp 2458455.492484527036
(2018-Dec-02.99248453)
0.00017949 TDB
period 1488.937270759253
4.08
2.268e-05
6.209e-08
d
yr
n .2417831879622608 3.6829e-09 deg/d
Q 2.943838922151079 2.9894e-08 au
  Orbit Determination Parameters
   # obs. used (total)      211  
   data-arc span      6798 days (18.61 yr)  
   first obs. used      2000-08-26  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5412  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:10:37  

Additional Information
 Earth MOID = 1.17258 au 
 Jupiter MOID = 2.06013 au 
 T_jup = 3.413 
[ 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 16.8   n/a MPO471895  

379794 (2011 HC84)          Discovered 2005-Nov-21 by CSS at Catalina
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2011 HC84 = 2005 WX190 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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