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185582 (2008 BZ20)
Classification: Main-belt Asteroid          SPK-ID: 2185582
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1678172998490793 5.2484e-08  
a 2.767113646146534 2.4934e-08 au
q 2.302744105674682 1.477e-07 au
i 1.131206394750954 5.8709e-06 deg
node 310.0721514685131 0.00031396 deg
peri 277.1851940844838 0.00031461 deg
M 183.3172562484024 2.559e-05 deg
tp 2459825.645537275812
(2022-Sep-03.14553728)
0.00012681 TDB
period 1681.275641932102
4.60
2.2724e-05
6.221e-08
d
yr
n .2141231283088668 2.8941e-09 deg/d
Q 3.231483186618386 2.9118e-08 au
  Orbit Determination Parameters
   # obs. used (total)      330  
   data-arc span      7502 days (20.54 yr)  
   first obs. used      1999-04-18  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61498  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 15:07:48  

Additional Information
 Earth MOID = 1.29339 au 
 Jupiter MOID = 1.76044 au 
 T_jup = 3.318 
[ 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 16.2   n/a MPO418002  

185582 (2008 BZ20)          Discovered 2008-Jan-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2008 BZ20 = 2004 HB75 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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