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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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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09501341674694626 5.7008e-08  
a 3.118420240278359 3.8917e-08 au
q 2.822128478396678 1.9672e-07 au
i 17.96005380206223 6.0615e-06 deg
node 63.78125306165505 1.9236e-05 deg
peri .4832656826489969 4.3685e-05 deg
M 332.811487835792 3.5888e-05 deg
tp 2459352.408938620102
(2021-May-17.90893862)
0.00020028 TDB
period 2011.408994098221
5.51
3.7652e-05
1.031e-07
d
yr
n .1789790147385711 3.3504e-09 deg/d
Q 3.414712002160039 4.2614e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      9003 days (24.65 yr)  
   first obs. used      1996-05-20  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51205  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 15:38:10  

Additional Information
 Earth MOID = 1.83493 au 
 Jupiter MOID = 1.93152 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

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