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JPL Small-Body Database Browser
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379984 (2012 TQ145)
Classification: Jupiter Trojan          SPK-ID: 2379984
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02711788700467082 9.7402e-08  
a 5.228732788342154 2.5388e-07 au
q 5.086940603410275 6.0999e-07 au
i 2.142512282553831 9.9164e-06 deg
node 343.2378056687762 0.00021126 deg
peri 246.2220934817629 0.00029025 deg
M 27.46584343038946 0.00019633 deg
tp 2458667.316460022424
(2019-Jul-02.81646002)
0.0023937 TDB
period 4367.099619420888
11.96
0.00031806
8.708e-07
d
yr
n .08243457474591313 6.0038e-09 deg/d
Q 5.370524973274034 2.6076e-07 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      6428 days (17.60 yr)  
   first obs. used      2001-10-26  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .72795  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:57:41  

Additional Information
 Earth MOID = 4.07717 au 
 Jupiter MOID = .0786198 au 
 T_jup = 2.998 
[ 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 14.1   n/a MPO440649  

379984 (2012 TQ145)          Discovered 2007-Mar-14 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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