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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08896089519478505 3.651e-08  
a 3.036595705293217 1.663e-08 au
q 2.766457433005693 1.1133e-07 au
i 1.838838993376961 4.7019e-06 deg
node 346.3559672738822 0.00012198 deg
peri 76.55622548327216 0.00012511 deg
M 103.5283208480925 2.6199e-05 deg
tp 2458644.678225460544
(2019-Jun-10.17822546)
0.00014083 TDB
period 1932.76426387525
5.29
1.5877e-05
4.347e-08
d
yr
n .1862617219951022 1.5301e-09 deg/d
Q 3.306733977580741 1.8109e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1826  
   data-arc span      10758 days (29.45 yr)  
   first obs. used      1991-08-06  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48517  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:18:12  

Additional Information
 Earth MOID = 1.77961 au 
 Jupiter MOID = 1.95427 au 
 T_jup = 3.235 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456732.5 (2014-Mar-16.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08567686822246498 3.6336e-08  
q 2.776976705454191 1.1036e-07 au
tp 2456718.453202759231
(2014-Mar-01.95320276)
0.00014865 TDB
node 346.4372745635114 0.000122 deg
peri 78.00017763688925 0.00012536 deg
i 1.840176349255053 4.6949e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1826  
   data-arc span      10758 days (29.45 yr)  
   first obs. used      1991-08-06  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48517  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:18:12  

Additional Information
 Jupiter MOID = 1.95427 au 
 T_jup = 3.235 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.320305550586281E-15 -3.9714883871908E-15 -1.036786673639016E-12 -2.731605423830681E-16 -2.21747848143523E-13 -1.622078996284497E-16
q -3.9714883871908E-15 1.217838402457126E-14 2.671838643512091E-12 1.264042981934981E-15 5.814310064843398E-13 6.748385667412159E-16
tp -1.036786673639016E-12 2.671838643512091E-12 2.209693093632916E-8 -2.117192822520336E-11 4.303957821146069E-9 -1.438592822757979E-12
node -2.731605423830681E-16 1.264042981934981E-15 -2.117192822520336E-11 1.488285953604994E-8 -1.487918108331386E-8 7.021054090743684E-11
peri -2.21747848143523E-13 5.814310064843398E-13 4.303957821146069E-9 -1.487918108331386E-8 1.571520036008627E-8 -7.04467910363728E-11
i -1.622078996284497E-16 6.748385667412159E-16 -1.438592822757979E-12 7.021054090743684E-11 -7.04467910363728E-11 2.204213685664819E-11

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 13.68   n/a E2021B10  
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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