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134901 (2000 WY156)
Classification: Main-belt Asteroid          SPK-ID: 2134901
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2253078388085774 5.7461e-08  
a 3.107943696950191 3.0814e-08 au
q 2.407699619451603 1.9055e-07 au
i 8.365385349188633 7.5768e-06 deg
node 38.38775558330589 3.6911e-05 deg
peri 103.3981505546061 4.0821e-05 deg
M 154.810989365398 1.5134e-05 deg
tp 2458139.887943099044
(2018-Jan-21.38794310)
8.5655e-05 TDB
period 2001.281315715125
5.48
2.9762e-05
8.148e-08
d
yr
n .1798847554179857 2.6752e-09 deg/d
Q 3.808187774448778 3.7756e-08 au
  Orbit Determination Parameters
   # obs. used (total)      462  
   data-arc span      8646 days (23.67 yr)  
   first obs. used      1994-10-09  
   last obs. used      2018-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49713  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:15:55  

Additional Information
 Earth MOID = 1.43699 au 
 Jupiter MOID = 1.31545 au 
 T_jup = 3.164 
[ 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 15.4   n/a MPO436660  
rotation period rot_per 5.59 h n/a LCDB (Rev. 2019-August); 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:
[Chang, C.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) ArXiv:1901.08719.]

134901 (2000 WY156)          Discovered 2000-Nov-30 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2000 WY156 = 2002 JC82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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