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441727 (2009 BL53)
Classification: Main-belt Asteroid          SPK-ID: 2441727
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1557774490502041 6.075e-08  
a 2.7828595245948 3.8696e-08 au
q 2.349352766788359 1.6938e-07 au
i 8.864455209685964 6.0715e-06 deg
node 121.71840742041 4.7126e-05 deg
peri 115.070917971963 6.5295e-05 deg
M 74.32006437197732 3.4368e-05 deg
tp 2458650.442868587131
(2019-Jun-15.94286859)
0.00016545 TDB
period 1695.646638273761
4.64
3.5367e-05
9.683e-08
d
yr
n .2123083854112995 4.4283e-09 deg/d
Q 3.216366282401242 4.4724e-08 au
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      5151 days (14.10 yr)  
   first obs. used      2005-05-15  
   last obs. used      2019-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54949  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:37:33  

Additional Information
 Earth MOID = 1.35373 au 
 Jupiter MOID = 1.86151 au 
 T_jup = 3.297 
[ 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 17.3   n/a MPO477083  

441727 (2009 BL53)          Discovered 2009-Jan-16 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2009 BL53 = 2014 EC39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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