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434559 (2005 TR139)
Classification: Main-belt Asteroid          SPK-ID: 2434559
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1597139867130801 7.5254e-08  
a 3.191571914393021 6.2102e-08 au
q 2.681833240063814 2.5134e-07 au
i 2.807606737813647 7.6207e-06 deg
node 122.1507331627224 0.00018182 deg
peri 155.6355625266806 0.00018411 deg
M 288.0091886118647 3.2779e-05 deg
tp 2459416.966378598471
(2021-Jul-21.46637860)
0.0001971 TDB
period 2082.597673293606
5.70
6.0786e-05
1.664e-07
d
yr
n .1728610401406354 5.0454e-09 deg/d
Q 3.701310588722227 7.2021e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      4876 days (13.35 yr)  
   first obs. used      2005-09-29  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60381  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:26:43  

Additional Information
 Earth MOID = 1.66572 au 
 Jupiter MOID = 1.43414 au 
 T_jup = 3.175 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO434585  

434559 (2005 TR139)          Discovered 2005-Oct-08 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Alternate Designations
 2005 TR139 = 2008 DF42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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