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JPL Small-Body Database Browser
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393211 (2013 DF2)
Classification: Jupiter Trojan          SPK-ID: 2393211
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1113912674971008 9.0878e-08  
a 5.215554256825646 5.3335e-07 au
q 4.634587057457938 7.5201e-07 au
i 4.509662758227681 1.1836e-05 deg
node 156.6402419829664 0.00010364 deg
peri 285.0536184067613 0.00014016 deg
M 258.2500135250522 0.00011668 deg
tp 2460230.148509756587
(2023-Oct-12.64850976)
0.0015759 TDB
period 4350.599728299357
11.91
0.00066735
1.827e-06
d
yr
n .08274721244942555 1.2693e-08 deg/d
Q 5.796521456193355 5.9276e-07 au
  Orbit Determination Parameters
   # obs. used (total)      95  
   data-arc span      6412 days (17.56 yr)  
   first obs. used      2002-02-06  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67674  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:09:42  

Additional Information
 Earth MOID = 3.6541 au 
 Jupiter MOID = .0971732 au 
 T_jup = 2.981 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0   n/a MPO494991  

393211 (2013 DF2)          Discovered 2010-Oct-12 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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