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JPL Small-Body Database Browser
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20732 (1999 XB167)
Classification: Main-belt Asteroid          SPK-ID: 2020732
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1010046346671752 4.1178e-08  
a 2.965073831599679 1.6218e-08 au
q 2.665587632477752 1.2014e-07 au
i 14.07904842968925 4.7519e-06 deg
node 44.36325994808512 1.377e-05 deg
peri 195.6491623712141 2.2535e-05 deg
M 113.8854117024306 1.8393e-05 deg
tp 2458010.547168115758
(2017-Sep-14.04716812)
9.4237e-05 TDB
period 1864.883449982683
5.11
1.53e-05
4.189e-08
d
yr
n .1930415544217216 1.5838e-09 deg/d
Q 3.264560030721606 1.7856e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2699  
   data-arc span      9567 days (26.19 yr)  
   first obs. used      1993-09-19  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40139  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:46:21  

Additional Information
 Earth MOID = 1.65664 au 
 Jupiter MOID = 1.73769 au 
 T_jup = 3.212 
[ 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 13.0   n/a MPO502322  
diameter diameter 7.512 km 0.297 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.237   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20732 (1999 XB167)          Discovered 1999-Dec-10 by LINEAR at Socorro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XB167 = 1993 ST15 = 2000 AC10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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