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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1361049994503809 6.3612e-08  
a 2.438637077612568 2.4688e-08 au
q 2.106726379504431 1.4773e-07 au
i .4080657817073006 4.9659e-06 deg
node 242.4152531918505 0.00093418 deg
peri 332.9994068782314 0.00093443 deg
M 285.0623796176304 1.989e-05 deg
tp 2459290.045342302815
(2021-Mar-16.54534230)
7.6569e-05 TDB
period 1390.974555865891
3.81
2.1123e-05
5.783e-08
d
yr
n .2588113481169306 3.9302e-09 deg/d
Q 2.770547775720705 2.8048e-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 = 1.09988 au 
 Jupiter MOID = 2.19768 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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