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13231 Blondelet (1998 BL14)
Classification: Outer Main-belt Asteroid          SPK-ID: 2013231
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1508783157445588 6.7136e-08  
a 3.235169014244211 4.8624e-08 AU
q 2.74705216222606 2.2419e-07 AU
i .4233676397976443 8.4191e-06 deg
node 167.9741079204092 0.00098247 deg
peri 260.1309883743026 0.00098334 deg
M 287.2237400737206 3.3671e-05 deg
tp 2457230.166130263529
(2015-Jul-26.66613026)
0.00020425 JED
period 2125.415720065272
5.82
4.7917e-05
1.312e-07
d
yr
n .1693786286613822 3.8186e-09 deg/d
Q 3.723285866262362 5.596e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      646  
   data-arc span      10133 days (27.74 yr)  
   first obs. used      1985-10-18  
   last obs. used      2013-07-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57549  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 17:28:55  

Additional Information
 Earth MOID = 1.7602 AU 
 T_jup = 3.167 
[ 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 13.7 mag n/a PDS3 (MPC 37548)  

13231 Blondelet           Discovered 1998 Jan. 17 by the OCA-DLR Asteroid Survey at Caussols.
Jacques Blondelet (1934-1998) was a former president of the Société Lorraine d´Astronomie and vice president of the Observatoire Provençal d´Astrophotographie. A physician by profession, he has published many papers on cosmology in magazines such as the Echo d´Orion.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020427/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1998 BL14 = 1985 UX5 = 1991 UG2 = 1993 BP5 = 1996 NW2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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