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180305 (2003 WD151)
Classification: Main-belt Asteroid          SPK-ID: 2180305
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2685255931629104 3.8887e-08  
a 2.458363251879263 9.2355e-09 au
q 1.798229801458483 9.7033e-08 au
i 11.93583600978891 5.7612e-06 deg
node 170.2816724827835 1.4646e-05 deg
peri 239.484194541971 1.7572e-05 deg
M 184.3691190704395 9.2535e-06 deg
tp 2459887.356304402600
(2022-Nov-03.85630440)
3.7609e-05 TDB
period 1407.886063522661
3.85
7.9337e-06
2.172e-08
d
yr
n .2557025098318303 1.4409e-09 deg/d
Q 3.118496702300043 1.1715e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1027  
   data-arc span      10443 days (28.59 yr)  
   first obs. used      1991-10-07  
   last obs. used      2020-05-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51485  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:25:58  

Additional Information
 Earth MOID = .838134 au 
 Jupiter MOID = 2.38318 au 
 T_jup = 3.412 
[ 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 15.41   n/a E2021B55  
diameter diameter 4.535 km 0.160 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.35152 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.071   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

180305 (2003 WD151)          Discovered 2003-Nov-24 by NEAT at Palomar
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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