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441711 (2009 BW)
Classification: Main-belt Asteroid          SPK-ID: 2441711
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2099422323811672 4.7882e-08  
a 2.425012164000485 2.3726e-08 au
q 1.915899696738739 1.1498e-07 au
i 11.61228505640628 6.3586e-06 deg
node 329.9192498981958 2.5581e-05 deg
peri 87.50551528344771 3.4683e-05 deg
M 39.17736886554279 1.7792e-05 deg
tp 2458850.392609965497
(2020-Jan-01.89260997)
6.9245e-05 TDB
period 1379.333578982358
3.78
2.0243e-05
5.542e-08
d
yr
n .2609956035911197 3.8303e-09 deg/d
Q 2.934124631262232 2.8707e-08 au
  Orbit Determination Parameters
   # obs. used (total)      325  
   data-arc span      4051 days (11.09 yr)  
   first obs. used      2008-12-21  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50476  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:37:33  

Additional Information
 Earth MOID = .968532 au 
 Jupiter MOID = 2.52277 au 
 T_jup = 3.453 
[ 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 17.2   n/a MPO503571  

441711 (2009 BW)          Discovered 2008-Dec-21 by CSS at Catalina
Reference: Last Updated: 2015-09-02

Alternate Designations
 2009 BW = 2013 CQ15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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