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277852 (2006 HG120)
Classification: Main-belt Asteroid          SPK-ID: 2277852
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1483853018728595 1.0848e-07  
a 3.048664992135633 4.5693e-08 au
q 2.596287916968369 3.5196e-07 au
i 12.92363027516515 9.7703e-06 deg
node 55.41482332514112 4.3938e-05 deg
peri 92.29443703551175 5.6837e-05 deg
M 223.6382522653423 3.4045e-05 deg
tp 2459336.966574624511
(2021-May-02.46657462)
0.00018767 TDB
period 1944.298685440207
5.32
4.3711e-05
1.197e-07
d
yr
n .1851567368202447 4.1626e-09 deg/d
Q 3.501042067302897 5.2473e-08 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      7641 days (20.92 yr)  
   first obs. used      1998-11-27  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63652  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 05:25:20  

Additional Information
 Earth MOID = 1.64799 au 
 Jupiter MOID = 1.68977 au 
 T_jup = 3.182 
[ 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 16.3   n/a MPO455061  
diameter diameter 3.338 km 0.150 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

277852 (2006 HG120)          Discovered 2006-Apr-30 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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