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JPL Small-Body Database Browser
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344857 (2004 HO12)
Classification: Main-belt Asteroid          SPK-ID: 2344857
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1769273933097951 1.5623e-07  
a 3.083988539703812 7.3016e-08 au
q 2.538346486376735 4.4971e-07 au
i 15.54775564666537 1.4181e-05 deg
node 37.48743876937883 2.6674e-05 deg
peri 187.3604704687772 3.5401e-05 deg
M 270.0191852357168 2.3563e-05 deg
tp 2459094.941574476880
(2020-Sep-02.44157448)
0.00013963 TDB
period 1978.187986827736
5.42
7.0253e-05
1.923e-07
d
yr
n .1819847266271713 6.4629e-09 deg/d
Q 3.629630593030889 8.5934e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      4964 days (13.59 yr)  
   first obs. used      2004-04-19  
   last obs. used      2017-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51542  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:13:32  

Additional Information
 Earth MOID = 1.53066 au 
 Jupiter MOID = 1.35464 au 
 T_jup = 3.147 
[ 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 16.2   n/a MPO427770  

344857 (2004 HO12)          Discovered 2004-Apr-19 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2004 HO12 = 2010 GN53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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