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8908 (1995 WY6)
Classification: Main-belt Asteroid          SPK-ID: 2008908
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03693029053499092 7.0055e-08  
a 3.000950899979329 2.9335e-08 au
q 2.890124911361851 2.1052e-07 au
i 10.9931149381507 6.7958e-06 deg
node 58.33266448642248 3.5058e-05 deg
peri 168.3737043897663 0.00010004 deg
M 152.0241503406425 9.564e-05 deg
tp 2456598.643146287655
(2013-Nov-02.14314629)
0.00050362 JED
period 1898.832959695029
5.20
2.7842e-05
7.623e-08
d
yr
n .1895901364898466 2.7799e-09 deg/d
Q 3.111776888596808 3.0418e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1157  
   data-arc span      14993 days (41.05 yr)  
   first obs. used      1974-11-15  
   last obs. used      2015-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48881  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:08:44  

Additional Information
 Earth MOID = 1.87929 au 
 Jupiter MOID = 1.87302 au 
 T_jup = 3.224 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.3 mag n/a PDS3 (MPC 31925)  
rotation period rot_per 3.0262 h n/a LCDB (Rev. 2015-December); 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.]

8908 (1995 WY6)          Discovered 1995-Nov-18 by Ueda, S., Kaneda, H. at Kushiro
Reference: 19980610/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 WY6 = 1974 VU1 = 1997 CN27 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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