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8324 Juliadeleon (1981 DF2)
Classification: Main-belt Asteroid          SPK-ID: 2008324
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2013464558238484 9.2473e-08  
a 2.317087687249404 1.5631e-08 AU
q 1.850550293588659 2.1184e-07 AU
i 7.310080483480843 8.6288e-06 deg
node 255.9058212252207 7.4294e-05 deg
peri 126.6458362244836 7.7157e-05 deg
M 300.3375448279485 2.3143e-05 deg
tp 2457014.006327965771
(2014-Dec-22.50632797)
8.3871e-05 JED
period 1288.28553645716
3.53
1.3036e-05
3.569e-08
d
yr
n .2794411563371388 2.8276e-09 deg/d
Q 2.783625080910149 1.8778e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      639  
   data-arc span      21549 days (59.00 yr)  
   first obs. used      1954-07-04  
   last obs. used      2013-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57344  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 15:55:58  

Additional Information
 Earth MOID = .864107 AU 
 T_jup = 3.542 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a MPO266002  

8324 Juliadeleón           Discovered 1981 Feb. 28 by S. J. Bus at Siding Spring in the course of the U.K. Schmidt-Caltech Asteroid Survey.
Named in honor of Julia de León Cruz (b. 1977), an astronomer at the Instituto de Astrofisica de Andalucia--Consejo Superior de Investigaciones Cient{í}ficas, in Granada, Spain. Her expertise is in the spectroscopic and mineralogical properties of minor planets.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120506/MPCPages.arcLast Updated: 2012-05-09
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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