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277483 (2005 WC48)
Classification: Main-belt Asteroid          SPK-ID: 2277483
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07037860479539398 7.3845e-08  
a 2.631379990185105 3.3641e-08 au
q 2.44618713778936 1.967e-07 au
i 2.215789765998336 5.93e-06 deg
node 44.95271900816937 0.00022128 deg
peri 255.3583508060485 0.00022707 deg
M 264.7713151608825 4.9672e-05 deg
tp 2459412.919379422485
(2021-Jul-17.41937942)
0.00021337 TDB
period 1559.099307555558
4.27
2.9899e-05
8.186e-08
d
yr
n .2309025462684784 4.428e-09 deg/d
Q 2.81657284258085 3.6009e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      7675 days (21.01 yr)  
   first obs. used      1999-04-19  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58498  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 16:26:42  

Additional Information
 Earth MOID = 1.43174 au 
 Jupiter MOID = 2.31614 au 
 T_jup = 3.395 
[ 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 17.3   n/a MPO418474  

277483 (2005 WC48)          Discovered 2005-Nov-25 by Spacewatch at Kitt Peak
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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