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277495 (2005 WC110)
Classification: Main-belt Asteroid          SPK-ID: 2277495
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .007350733844082763 5.5607e-08  
a 2.515849786178922 1.8742e-08 au
q 2.497356444009028 1.4525e-07 au
i 3.766789998871624 5.2228e-06 deg
node 85.41186991189343 8.6806e-05 deg
peri 274.3071590608469 0.00039626 deg
M 297.7161584079503 0.0003885 deg
tp 2459252.672879911316
(2021-Feb-07.17287991)
0.0015734 TDB
period 1457.556798803201
3.99
1.6288e-05
4.459e-08
d
yr
n .2469886595812909 2.76e-09 deg/d
Q 2.534343128348816 1.888e-08 au
  Orbit Determination Parameters
   # obs. used (total)      313  
   data-arc span      9299 days (25.46 yr)  
   first obs. used      1993-12-17  
   last obs. used      2019-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59878  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:12:25  

Additional Information
 Earth MOID = 1.49113 au 
 Jupiter MOID = 2.46076 au 
 T_jup = 3.456 
[ 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 16.5   n/a MPO338855  

277495 (2005 WC110)          Discovered 2005-Nov-30 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2005 WC110 = 2001 XK129 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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