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173237 (1999 BD32)
Classification: Main-belt Asteroid          SPK-ID: 2173237
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1257994740438788 6.0563e-08  
a 2.687758222817118 1.8382e-08 au
q 2.349639652029614 1.6734e-07 au
i 3.199585034057884 5.9588e-06 deg
node 327.8710484937223 0.00010868 deg
peri 62.6399281615751 0.00011138 deg
M 21.11415587554916 2.2528e-05 deg
tp 2458906.103705111439
(2020-Feb-26.60370511)
0.00010058 TDB
period 1609.473111792022
4.41
1.6511e-05
4.52e-08
d
yr
n .2236756845221031 2.2946e-09 deg/d
Q 3.025876793604622 2.0694e-08 au
  Orbit Determination Parameters
   # obs. used (total)      340  
   data-arc span      9857 days (26.99 yr)  
   first obs. used      1993-10-24  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56039  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:23:38  

Additional Information
 Earth MOID = 1.35696 au 
 Jupiter MOID = 2.41702 au 
 T_jup = 3.360 
[ 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 16.5   n/a MPO407319  
diameter diameter 2.969 km 0.648 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173237 (1999 BD32)          Discovered 1999-Jan-19 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 1999 BD32 = 2006 UV220 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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