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135479 (2001 WT47)
Classification: Main-belt Asteroid          SPK-ID: 2135479
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1147997241052216 4.1536e-08  
a 3.174876016686844 2.3468e-08 au
q 2.810401125902909 1.3449e-07 au
i 10.39495556418782 3.7857e-06 deg
node 99.72195918045988 2.4629e-05 deg
peri 253.4556451416282 3.0001e-05 deg
M 179.1420300032084 1.9323e-05 deg
tp 2458172.285858586281
(2018-Feb-22.78585859)
0.00010677 TDB
period 2066.277193031191
5.66
2.291e-05
6.272e-08
d
yr
n .1742263822173281 1.9318e-09 deg/d
Q 3.539350907470778 2.6162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      869  
   data-arc span      7557 days (20.69 yr)  
   first obs. used      2000-08-20  
   last obs. used      2021-04-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55855  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:21:35  

Additional Information
 Earth MOID = 1.82546 au 
 Jupiter MOID = 1.91754 au 
 T_jup = 3.165 
[ 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 14.62   n/a E2021B55  
diameter diameter 7.840 km 0.222 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.89873 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 0.055   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135479 (2001 WT47)          Discovered 2001-Nov-19 by LONEOS at Anderson Mesa
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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