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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08886527060554152 3.6536e-08  
a 3.037126110573392 1.6679e-08 au
q 2.767231076894131 1.1151e-07 au
i 1.838690963436831 4.7019e-06 deg
node 346.3567331746285 0.00012262 deg
peri 76.67526209911684 0.00012577 deg
M 66.17184513843202 2.6327e-05 deg
tp 2458645.144199342652
(2019-Jun-10.64419934)
0.00014153 TDB
period 1933.270682856412
5.29
1.5926e-05
4.36e-08
d
yr
n .18621293085979 1.534e-09 deg/d
Q 3.307021144252652 1.8162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1807  
   data-arc span      10693 days (29.28 yr)  
   first obs. used      1991-08-06  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .485  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:56:41  

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. 2020-October); 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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