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JPL Small-Body Database Browser
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305669 (2009 BZ89)
Classification: Main-belt Asteroid          SPK-ID: 2305669
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1363458322198964 6.3653e-08  
a 2.438463265499907 2.4531e-08 au
q 2.105988962227676 1.4788e-07 au
i .4080549378401025 4.9671e-06 deg
node 242.4163806581021 0.00093415 deg
peri 332.964166671117 0.00093439 deg
M 181.5947997810118 2.0036e-05 deg
tp 2459289.751566062661
(2021-Mar-16.25156606)
7.6374e-05 TDB
period 1390.825847441573
3.81
2.0988e-05
5.746e-08
d
yr
n .2588390204727793 3.9059e-09 deg/d
Q 2.770937568772139 2.7876e-08 au
  Orbit Determination Parameters
   # obs. used (total)      211  
   data-arc span      6911 days (18.92 yr)  
   first obs. used      1999-10-14  
   last obs. used      2018-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5685  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 12:42:41  

Additional Information
 Earth MOID = 1.09932 au 
 Jupiter MOID = 2.19813 au 
 T_jup = 3.490 
[ 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 17.2   n/a MPO455252  

305669 (2009 BZ89)          Discovered 2009-Jan-25 by Spacewatch at Kitt Peak
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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