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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2012479654251279 6.794e-08  
a 2.31679046355706 1.1947e-08 AU
q 1.850541096449863 1.5943e-07 AU
i 7.310026487862575 6.6554e-06 deg
node 255.9018742034518 6.2316e-05 deg
peri 126.6618319104077 6.5409e-05 deg
M 356.2156573600955 1.9253e-05 deg
tp 2457014.039932914009
(2014-Dec-22.53993291)
6.8913e-05 JED
period 1288.03766277521
3.53
9.9628e-06
2.728e-08
d
yr
n .279494932799048 2.1618e-09 deg/d
Q 2.783039830664258 1.4351e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      684  
   data-arc span      21974 days (60.16 yr)  
   first obs. used      1954-07-04  
   last obs. used      2014-09-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54568  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:53:26  

Additional Information
 Earth MOID = .865242 AU 
 T_jup = 3.543 
[ 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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