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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2014611165166762 6.1799e-08  
a 2.317782559825078 1.0306e-08 au
q 1.850839497479838 1.4468e-07 au
i 7.309167263101737 4.7442e-06 deg
node 255.8009074124505 5.964e-05 deg
peri 126.9917701900809 6.2109e-05 deg
M 163.5817037948306 1.7407e-05 deg
tp 2457014.847920850359
(2014-Dec-23.34792085)
6.134e-05 JED
period 1288.865096785558
3.53
8.5963e-06
2.354e-08
d
yr
n .2793155008214929 1.8629e-09 deg/d
Q 2.784725622170318 1.2382e-08 au
  Orbit Determination Parameters
   # obs. used (total)      980  
   data-arc span      22563 days (61.77 yr)  
   first obs. used      1954-07-04  
   last obs. used      2016-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52417  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:01:56  

Additional Information
 Earth MOID = .864347 au 
 Jupiter MOID = 2.69899 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 14.3 mag n/a MPO365349  

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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