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JPL Small-Body Database Browser
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201889 (2004 BM9)
Classification: Main-belt Asteroid          SPK-ID: 2201889
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1635421157241138 4.937e-08  
a 3.149157346304848 2.9123e-08 au
q 2.634137491142017 1.6329e-07 au
i 7.981936410542183 5.6594e-06 deg
node 123.2407370029206 5.4942e-05 deg
peri 18.44020725039795 6.2018e-05 deg
M 256.0612099428095 2.8633e-05 deg
tp 2459189.838921243908
(2020-Dec-06.33892124)		 0.00016725 TDB
period 2041.220717800046
5.59		 2.8316e-05
7.752e-08		 d
yr
n .1763650529610512 2.4465e-09 deg/d
Q 3.664177201467679 3.3886e-08 au
   Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      7557 days (20.69 yr)  
   first obs. used      1999-03-20  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53855  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 16:24:15  

Additional Information
 Earth MOID = 1.64916 au 
 Jupiter MOID = 1.37498 au 
 T_jup = 3.172 
[ 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 15.9   n/a MPO503057  
diameter diameter 3.730 km 0.168 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201889 (2004 BM9)          Discovered 2004-Jan-16 by NEAT at Palomar
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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