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249374 (2009 BC3)
Classification: Main-belt Asteroid          SPK-ID: 2249374
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 .1369428192353645 8.4924e-08  
a 3.116325329825249 5.8712e-08 au
q 2.689566953504403 2.7639e-07 au
i 26.89095625556657 8.275e-06 deg
node 268.3301295664886 2.6605e-05 deg
peri 199.9781575561973 6.211e-05 deg
M 306.7538489770262 5.9271e-05 deg
tp 2458897.699675057792
(2020-Feb-18.19967506)
0.00033608 TDB
period 2009.382480522245
5.50
5.6786e-05
1.555e-07
d
yr
n .1791595196482627 5.0631e-09 deg/d
Q 3.543083706146096 6.6753e-08 au
  Orbit Determination Parameters
   # obs. used (total)      225  
   data-arc span      6334 days (17.34 yr)  
   first obs. used      2001-08-17  
   last obs. used      2018-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52727  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:00:03  

Additional Information
 Earth MOID = 1.71619 au 
 Jupiter MOID = 1.71567 au 
 T_jup = 3.037 
[ 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 14.9   n/a MPO454848  
diameter diameter 7.741 km 0.229 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249374 (2009 BC3)          Discovered 2009-Jan-18 by LINEAR at Socorro
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2009 BC3 = 2002 XT56 = 2007 YU3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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