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14452 (1992 WB9)
Classification: Main-belt Asteroid          SPK-ID: 2014452
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08886526792534388 3.8658e-08  
a 3.037126111819175 1.7764e-08 au
q 2.767231086169306 1.1985e-07 au
i 1.838690094370825 5.0976e-06 deg
node 346.3567170198141 0.00012872 deg
peri 76.67527788285805 0.0001319 deg
M 66.17184509163665 2.7694e-05 deg
tp 2458645.144199375310
(2019-Jun-10.64419938)
0.00014854 TDB
period 1933.27068404591
5.29
1.6962e-05
4.644e-08
d
yr
n .1862129307452174 1.6337e-09 deg/d
Q 3.307021137469044 1.9343e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1633  
   data-arc span      10380 days (28.42 yr)  
   first obs. used      1991-08-06  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49729  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:28:29  

Additional Information
 Earth MOID = 1.78107 au 
 Jupiter MOID = 1.95341 au 
 T_jup = 3.234 
[ 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 13.7   n/a MPO458960  
diameter diameter 4.776 km 1.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 135.824 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.338   0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14452 (1992 WB9)          Discovered 1992-Nov-25 by Holt, H. E. at Palomar
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 WB9 = 1991 PO6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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