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305664 (2009 BH80)
Classification: Main-belt Asteroid          SPK-ID: 2305664
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07246934335881069 4.4777e-08  
a 2.408572047127837 1.9982e-08 au
q 2.234024412440096 1.0724e-07 au
i 4.356588670286125 7.2626e-06 deg
node 39.18087370773562 6.5368e-05 deg
peri 96.66479335100773 8.4939e-05 deg
M 8.010173267002342 5.1626e-05 deg
tp 2458970.120732419408
(2020-Apr-30.62073242)
0.0001958 TDB
period 1365.330806771182
3.74
1.6991e-05
4.652e-08
d
yr
n .263672362928183 3.2812e-09 deg/d
Q 2.583119681815577 2.143e-08 au
  Orbit Determination Parameters
   # obs. used (total)      202  
   data-arc span      6480 days (17.74 yr)  
   first obs. used      2002-04-08  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55736  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:56:44  

Additional Information
 Earth MOID = 1.25266 au 
 Jupiter MOID = 2.42631 au 
 T_jup = 3.514 
[ 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 17.1   n/a MPO455252  

305664 (2009 BH80)          Discovered 2009-Jan-31 by LINEAR at Socorro
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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