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JPL Small-Body Database Browser
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376527 (2012 QX39)
Classification: Jupiter Trojan          SPK-ID: 2376527
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09959976432949588 8.2338e-08  
a 5.173324190157113 2.487e-07 au
q 4.658062320017384 4.1737e-07 au
i 5.877997084783834 7.9448e-06 deg
node 270.9373093839623 7.8277e-05 deg
peri 110.2058504033794 9.1292e-05 deg
M 204.3021364705407 5.1958e-05 deg
tp 2460859.301958231713
(2025-Jul-02.80195823)
0.00071252 TDB
period 4297.866970003763
11.77
0.00030992
8.485e-07
d
yr
n .08376248090333165 6.0402e-09 deg/d
Q 5.688586060296842 2.7347e-07 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      5991 days (16.40 yr)  
   first obs. used      2002-12-05  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68395  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:45:24  

Additional Information
 Earth MOID = 3.66696 au 
 Jupiter MOID = .0438931 au 
 T_jup = 2.980 
[ 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 13.9   n/a MPO434330  

376527 (2012 QX39)          Discovered 2005-Jan-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-10-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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