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312499 (2009 BQ86)
Classification: Main-belt Asteroid          SPK-ID: 2312499
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .163129600238685 7.9377e-08  
a 2.397937037507468 1.5606e-08 au
q 2.006762527181338 1.8975e-07 au
i 5.343942728856852 8.4918e-06 deg
node 320.2961396474083 5.4545e-05 deg
peri 7.111378541528477 5.6818e-05 deg
M 181.1582229353858 1.4649e-05 deg
tp 2459674.285353475070
(2022-Apr-04.78535348)
5.6107e-05 TDB
period 1356.297903276756
3.71
1.324e-05
3.625e-08
d
yr
n .2654284129837965 2.5911e-09 deg/d
Q 2.789111547833597 1.8152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      9993 days (27.36 yr)  
   first obs. used      1992-09-23  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61981  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:46:31  

Additional Information
 Earth MOID = .995284 au 
 Jupiter MOID = 2.53984 au 
 T_jup = 3.504 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO455303  

312499 (2009 BQ86)          Discovered 2009-Jan-25 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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