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120283 (2004 HK35)
Classification: Main-belt Asteroid          SPK-ID: 2120283
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09838743474818075 3.4929e-08  
a 2.744568741941416 1.6419e-08 au
q 2.474537663931759 9.5993e-08 au
i 5.725655068548864 4.0448e-06 deg
node 138.9315418875566 4.0489e-05 deg
peri 144.6554061801681 4.6503e-05 deg
M 122.562145672755 2.2099e-05 deg
tp 2458435.090044870370
(2018-Nov-12.59004487)
0.0001015 TDB
period 1660.770401247261
4.55
1.4903e-05
4.08e-08
d
yr
n .2167668689962412 1.9452e-09 deg/d
Q 3.014599819951074 1.8035e-08 au
  Orbit Determination Parameters
   # obs. used (total)      397  
   data-arc span      6682 days (18.29 yr)  
   first obs. used      2001-10-10  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56019  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:17:35  

Additional Information
 Earth MOID = 1.46084 au 
 Jupiter MOID = 2.12244 au 
 T_jup = 3.334 
[ 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 15.9   n/a MPO439777  
diameter diameter 3.028 km 0.786 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120283 (2004 HK35)          Discovered 2004-Apr-20 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2004 HK35 = 2005 MV30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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