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324823 (2007 HL86)
Classification: Main-belt Asteroid          SPK-ID: 2324823
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09488253980281751 7.4719e-08  
a 3.118292258708064 6.0965e-08 au
q 2.822420769354379 2.2468e-07 au
i 17.96024471526629 7.1945e-06 deg
node 63.78064136021489 2.1786e-05 deg
peri .4402738221925093 4.6704e-05 deg
M 297.0418883698642 3.6194e-05 deg
tp 2459352.240878739002
(2021-May-17.74087874)
0.00020187 TDB
period 2011.285171479465
5.51
5.8983e-05
1.615e-07
d
yr
n .1789900333900391 5.2491e-09 deg/d
Q 3.41416374806175 6.6749e-08 au
  Orbit Determination Parameters
   # obs. used (total)      189  
   data-arc span      8024 days (21.97 yr)  
   first obs. used      1996-05-20  
   last obs. used      2018-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59251  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:00:39  

Additional Information
 Earth MOID = 1.83583 au 
 Jupiter MOID = 1.93133 au 
 T_jup = 3.135 
[ 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 15.7   n/a MPO450272  
diameter diameter 4.865 km 0.194 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

324823 (2007 HL86)          Discovered 2007-Apr-24 by Spacewatch at Kitt Peak
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09

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Alternate Designations
 2007 HL86 = 2004 XO23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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