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441723 (2009 BU51)
Classification: Main-belt Asteroid          SPK-ID: 2441723
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04581974691455278 8.6767e-08  
a 2.684233071245951 4.7511e-08 au
q 2.561242191261789 2.3335e-07 au
i 5.673095941897981 9.6969e-06 deg
node 318.7860157853327 7.4622e-05 deg
peri 168.026772127923 0.00011065 deg
M 211.57065878474 8.487e-05 deg
tp 2459662.786679489234
(2022-Mar-24.28667949)
0.00038439 TDB
period 1606.30777354425
4.40
4.2648e-05
1.168e-07
d
yr
n .2241164526058884 5.9503e-09 deg/d
Q 2.807223951230113 4.9688e-08 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      3811 days (10.43 yr)  
   first obs. used      2007-10-11  
   last obs. used      2018-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70837  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:47:30  

Additional Information
 Earth MOID = 1.57643 au 
 Jupiter MOID = 2.2147 au 
 T_jup = 3.366 
[ 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 17.1   n/a MPO437716  

441723 (2009 BU51)          Discovered 2009-Jan-02 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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