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382872 (2004 HB61)
Classification: Inner Main-belt Asteroid          SPK-ID: 2382872
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07835891531610559 5.6876e-08  
a 1.911053801471783 1.2886e-08 au
q 1.761305698477734 1.1198e-07 au
i 22.39012604366178 1.1313e-05 deg
node 67.19227204868845 1.7676e-05 deg
peri 70.67080329808212 7.1659e-05 deg
M 117.0598219562371 6.7784e-05 deg
tp 2458686.728744069088
(2019-Jul-22.22874407)
0.00018127 TDB
period 964.9566371060903
2.64
9.7599e-06
2.672e-08
d
yr
n .3730737591272928 3.7734e-09 deg/d
Q 2.060801904465833 1.3896e-08 au
  Orbit Determination Parameters
   # obs. used (total)      69  
   data-arc span      5365 days (14.69 yr)  
   first obs. used      2004-04-24  
   last obs. used      2019-01-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5764  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:26:44  

Additional Information
 Earth MOID = .843926 au 
 Jupiter MOID = 3.09079 au 
 T_jup = 3.840 
[ 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 18.4   n/a MPO471933  

382872 (2004 HB61)          Discovered 2004-Apr-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21

[ show close-approach data ]
Alternate Designations
 2004 HB61 = 2005 WZ152 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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