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108290 (2001 HQ62)
Classification: Main-belt Asteroid          SPK-ID: 2108290
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04244431160492034 5.3668e-08  
a 2.959893502273835 1.9537e-08 au
q 2.834262860145945 1.5817e-07 au
i 11.21403761394152 5.1442e-06 deg
node 52.06327228832678 2.2157e-05 deg
peri 323.6753886734477 5.4455e-05 deg
M 120.9061972747897 5.0495e-05 deg
tp 2458375.818540821492
(2018-Sep-14.31854082)
0.00026052 TDB
period 1859.998332369634
5.09
1.8416e-05
5.042e-08
d
yr
n .193548560627665 1.9163e-09 deg/d
Q 3.085524144401724 2.0366e-08 au
  Orbit Determination Parameters
   # obs. used (total)      775  
   data-arc span      7747 days (21.21 yr)  
   first obs. used      1998-11-18  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5763  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:05:28  

Additional Information
 Earth MOID = 1.84578 au 
 Jupiter MOID = 2.13535 au 
 T_jup = 3.236 
[ 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 14.8   n/a MPO459504  
diameter diameter 3.719 km 0.769 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.185   0.134 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

108290 (2001 HQ62)          Discovered 2001-Apr-26 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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