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201773 (2003 WO85)
Classification: Main-belt Asteroid          SPK-ID: 2201773
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1469087722252103 6.8999e-08  
a 2.763856515300781 3.0167e-08 au
q 2.357821748031296 1.7473e-07 au
i 9.077348317914073 4.6146e-06 deg
node 259.50397066294 3.2543e-05 deg
peri 239.666445944013 3.8287e-05 deg
M 151.5224423096741 2.5768e-05 deg
tp 2458294.107421956839
(2018-Jun-24.60742196)
0.00011193 TDB
period 1678.308006518329
4.59
2.7478e-05
7.523e-08
d
yr
n .2145017473561509 3.5119e-09 deg/d
Q 3.169891282570267 3.4599e-08 au
  Orbit Determination Parameters
   # obs. used (total)      330  
   data-arc span      7555 days (20.68 yr)  
   first obs. used      2000-01-08  
   last obs. used      2020-09-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5605  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 05:03:48  

Additional Information
 Earth MOID = 1.38691 au 
 Jupiter MOID = 1.96979 au 
 T_jup = 3.306 
[ 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 15.8   n/a MPO475688  

201773 (2003 WO85)          Discovered 2003-Nov-20 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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