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171256 Lucieconstant (2005 PU5)
Classification: Main-belt Asteroid          SPK-ID: 2171256
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03126935776477354 8.7646e-08  
a 3.059579646170936 6.0938e-08 au
q 2.963908555604998 3.0466e-07 au
i 1.762422505931636 8.9851e-06 deg
node 144.004317347205 0.00026469 deg
peri 142.8470347441149 0.00030676 deg
M 14.20291810195622 0.00015378 deg
tp 2457323.380154015082
(2015-Oct-27.88015402)
0.00083558 JED
period 1954.749323714444
5.35
5.8399e-05
1.599e-07
d
yr
n .1841668369609268 5.5021e-09 deg/d
Q 3.155250736736874 6.2843e-08 au
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      7233 days (19.80 yr)  
   first obs. used      1995-09-22  
   last obs. used      2015-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .64789  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 18:29:56  

Additional Information
 Earth MOID = 1.94608 au 
 Jupiter MOID = 1.88299 au 
 T_jup = 3.233 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7 mag n/a MPO310301  

171256 Lucieconstant           Discovered 2005 Aug. 8 by B. Christophe at Saint-Sulpice.
Lucie Constant (b. 1983), the discoverer's goddaugter, graduated in law and the history of art. She now works for the French department of culture and collects donations to maintain the French national heritage.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080819/MPCPages.arcLast Updated: 2008-08-25

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