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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1508558511210642 4.7523e-08  
a 3.235571155952254 2.8455e-08 au
q 2.747466315358311 1.6005e-07 au
i .4238756369030308 6.2873e-06 deg
node 167.9530419939215 0.0007133 deg
peri 260.4747612808191 0.00071396 deg
M 62.47557643720488 2.1788e-05 deg
tp 2457231.579634073573
(2015-Jul-28.07963407)
0.00012845 JED
period 2125.812026192418
5.82
2.8043e-05
7.678e-08
d
yr
n .1693470521214441 2.234e-09 deg/d
Q 3.723675996546197 3.2748e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1042  
   data-arc span      11125 days (30.46 yr)  
   first obs. used      1985-10-18  
   last obs. used      2016-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5135  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:16:00  

Additional Information
 Earth MOID = 1.75998 au 
 Jupiter MOID = 1.57773 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 13.8 mag n/a MPO358758  

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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