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227151 Desargues (2005 PT16)
Classification: Main-belt Asteroid          SPK-ID: 2227151
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1914806910030706 1.1819e-07  
a 2.365791962379694 4.8483e-08 au
q 1.91278848265372 2.9603e-07 au
i .5538409364419019 1.1363e-05 deg
node 307.3224073279538 0.00097733 deg
peri 4.207959921999091 0.0009781 deg
M 11.43094218291784 5.4713e-05 deg
tp 2457558.297052640112
(2016-Jun-18.79705264)
0.00020085 JED
period 1329.117128443166
3.64
4.0857e-05
1.119e-07
d
yr
n .2708564898427565 8.3262e-09 deg/d
Q 2.818795442105668 5.7767e-08 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      3540 days (9.69 yr)  
   first obs. used      2005-07-12  
   last obs. used      2015-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .64924  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 23:43:29  

Additional Information
 Earth MOID = .898028 au 
 Jupiter MOID = 2.43993 au 
 T_jup = 3.523 
[ 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 17.6 mag n/a MPO334337  

227151 Desargues           Discovered 2005 Aug. 10 by B. Christophe at Saint-Sulpice.
French mathematician and engineer Girard Desargues (1591-1661) is considered one of the founders of projective geometry. Desargues' theorem and the crater Desargues on the moon are named in his honor.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100527/MPCPages.arcLast Updated: 2010-12-06

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