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249372 (2009 BX1)
Classification: Main-belt Asteroid          SPK-ID: 2249372
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1199435567149678 9.1847e-08  
a 3.141662194796909 4.0269e-08 au
q 2.764840057156016 2.991e-07 au
i 20.7787092374615 9.3388e-06 deg
node 289.0369922020808 1.702e-05 deg
peri 213.0199500323859 3.8437e-05 deg
M 7.987071026412719 2.8934e-05 deg
tp 2458955.374429910946
(2020-Apr-15.87442991)
0.00016372 TDB
period 2033.937744930244
5.57
3.9106e-05
1.071e-07
d
yr
n .1769965678139999 3.403e-09 deg/d
Q 3.518484332437803 4.5099e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      6238 days (17.08 yr)  
   first obs. used      2003-01-05  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5647  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:22:33  

Additional Information
 Earth MOID = 1.79874 au 
 Jupiter MOID = 1.6675 au 
 T_jup = 3.099 
[ 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 15.2   n/a MPO338751  
diameter diameter 5.584 km 0.269 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.033   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

249372 (2009 BX1)          Discovered 2009-Jan-18 by Lowe, A. at Mayhill
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2009 BX1 = 2003 AW42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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