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227467 (2005 WH134)
Classification: Main-belt Asteroid          SPK-ID: 2227467
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08094471984844406 5.7896e-08  
a 2.779882004488107 2.5321e-08 au
q 2.554865234423086 1.6058e-07 au
i 1.6958245549941 5.986e-06 deg
node 292.8490563915125 0.00020218 deg
peri 34.7329407123009 0.00020508 deg
M 210.214123418508 3.4847e-05 deg
tp 2459904.878894614086
(2022-Nov-21.37889461)
0.00016544 TDB
period 1692.925981062782
4.63
2.313e-05
6.333e-08
d
yr
n .2126495806827891 2.9054e-09 deg/d
Q 3.004898774553128 2.737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      7854 days (21.50 yr)  
   first obs. used      1999-09-13  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52422  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:53  

Additional Information
 Earth MOID = 1.54149 au 
 Jupiter MOID = 2.24766 au 
 T_jup = 3.328 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.63   n/a E2021B55  

227467 (2005 WH134)          Discovered 2005-Nov-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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