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289363 (2005 BC49)
Classification: Main-belt Asteroid          SPK-ID: 2289363
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2601670575910255 7.3294e-08  
a 2.784515096766182 2.1333e-08 au
q 2.060075997222734 2.0577e-07 au
i 8.538748899731006 5.6449e-06 deg
node 271.8526054824845 5.5439e-05 deg
peri 240.7358687877214 5.6612e-05 deg
M 101.8253408297443 1.0227e-05 deg
tp 2458520.461396343508
(2019-Feb-05.96139634)
4.8299e-05 TDB
period 1697.160018401394
4.65
1.9504e-05
5.34e-08
d
yr
n .2121190672044553 2.4377e-09 deg/d
Q 3.508954196309629 2.6883e-08 au
  Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      7117 days (19.49 yr)  
   first obs. used      1999-12-07  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5655  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:00:13  

Additional Information
 Earth MOID = 1.0868 au 
 Jupiter MOID = 1.62346 au 
 T_jup = 3.266 
[ 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 16.4   n/a MPO476260  
diameter diameter 1.801 km 0.253 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.164   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

289363 (2005 BC49)          Discovered 2005-Jan-18 by Lowe, A. at Mayhill
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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