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JPL Small-Body Database Browser
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277494 (2005 WK105)
Classification: Main-belt Asteroid          SPK-ID: 2277494
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2680455687325952 6.1175e-08  
a 2.547263320823784 2.647e-08 au
q 1.864480675281894 1.5874e-07 au
i 12.90552160721701 4.8984e-06 deg
node 127.7737746926825 2.8183e-05 deg
peri 204.9439407680107 3.1576e-05 deg
M 171.9650003639593 1.634e-05 deg
tp 2457891.172570654419
(2017-May-17.67257065)
6.7363e-05 TDB
period 1484.94097068561
4.07
2.3146e-05
6.337e-08
d
yr
n .2424338792630827 3.7789e-09 deg/d
Q 3.230045966365675 3.3565e-08 au
  Orbit Determination Parameters
   # obs. used (total)      295  
   data-arc span      6831 days (18.70 yr)  
   first obs. used      2000-05-27  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66297  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:02:39  

Additional Information
 Earth MOID = .860024 au 
 Jupiter MOID = 2.15022 au 
 T_jup = 3.357 
[ 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 16.1   n/a MPO437263  

277494 (2005 WK105)          Discovered 2005-Nov-29 by CSS at Catalina
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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