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212001 (2005 BX9)
Classification: Main-belt Asteroid          SPK-ID: 2212001
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08067451324159577 4.4152e-08  
a 2.317185257978051 1.5611e-08 au
q 2.13024746520007 1.0669e-07 au
i 3.063540155433996 4.8967e-06 deg
node 340.0952505670473 9.588e-05 deg
peri 3.536217944118622 0.00010119 deg
M 255.8682108112732 3.3757e-05 deg
tp 2459373.166531959126
(2021-Jun-07.66653196)
0.00012198 TDB
period 1288.366910340279
3.53
1.3019e-05
3.564e-08
d
yr
n .2794235066972637 2.8237e-09 deg/d
Q 2.504123050756032 1.687e-08 au
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      7099 days (19.44 yr)  
   first obs. used      2000-11-20  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5515  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 08:42:22  

Additional Information
 Earth MOID = 1.12217 au 
 Jupiter MOID = 2.77617 au 
 T_jup = 3.574 
[ 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 16.9   n/a MPO422824  

212001 (2005 BX9)          Discovered 2005-Jan-16 by LINEAR at Socorro
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2005 BX9 = 2007 TM331 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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