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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1909779326822436 1.2131e-07  
a 2.366833243372853 5.005e-08 AU
q 1.914820323549896 3.0149e-07 AU
i .5544059914915462 1.1723e-05 deg
node 307.3764265071667 0.0010067 deg
peri 3.998842477727721 0.0010075 deg
M 209.0761940942442 5.0384e-05 deg
tp 2457558.077403771257
(2016-Jun-18.57740377)
0.00020121 JED
period 1329.994722522414
3.64
4.2187e-05
1.155e-07
d
yr
n .2706777657863474 8.5857e-09 deg/d
Q 2.81884616319581 5.9608e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      72  
   data-arc span      3073 days (8.41 yr)  
   first obs. used      2005-07-12  
   last obs. used      2013-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60561  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-11 23:24:37  

Additional Information
 Earth MOID = .901476 AU 
 T_jup = 3.522 
[ 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 17.7 mag n/a MPO232306  

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

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