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249400 (2009 BZ187)
Classification: Main-belt Asteroid          SPK-ID: 2249400
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2626497984593718 5.1345e-08  
a 2.862392869450992 3.8724e-08 au
q 2.110585959178146 1.6133e-07 au
i 12.79503098834541 6.2084e-06 deg
node 69.57595137717074 4.3738e-05 deg
peri 182.6341647778065 4.8666e-05 deg
M 43.08394391682679 1.9974e-05 deg
tp 2458788.807612973752
(2019-Nov-01.30761297)
9.8631e-05 TDB
period 1768.855225430863
4.84
3.5895e-05
9.828e-08
d
yr
n .2035214611259721 4.13e-09 deg/d
Q 3.614199779723837 4.8894e-08 au
  Orbit Determination Parameters
   # obs. used (total)      387  
   data-arc span      9714 days (26.60 yr)  
   first obs. used      1992-11-26  
   last obs. used      2019-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59075  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:18:44  

Additional Information
 Earth MOID = 1.09639 au 
 Jupiter MOID = 1.44057 au 
 T_jup = 3.214 
[ 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 15.3   n/a MPO396801  
diameter diameter 5.110 km 0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249400 (2009 BZ187)          Discovered 2009-Jan-20 by CSS at Catalina
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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