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JPL Small-Body Database Browser
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154939 (2004 TJ53)
Classification: Main-belt Asteroid          SPK-ID: 2154939
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1687774173064424 4.3931e-08  
a 2.6550564820534 1.8592e-08 au
q 2.206942906209699 1.1947e-07 au
i 2.695130490906115 6.0969e-06 deg
node 206.4841298071587 0.00011082 deg
peri 113.6801065986225 0.00011242 deg
M 277.8951714467493 2.0077e-05 deg
tp 2459360.892107371038
(2021-May-26.39210737)
8.9439e-05 TDB
period 1580.189142827666
4.33
1.6598e-05
4.544e-08
d
yr
n .2278208286862413 2.3929e-09 deg/d
Q 3.103170057897102 2.1729e-08 au
  Orbit Determination Parameters
   # obs. used (total)      411  
   data-arc span      7146 days (19.56 yr)  
   first obs. used      1999-07-13  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56598  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:10:07  

Additional Information
 Earth MOID = 1.19583 au 
 Jupiter MOID = 2.21138 au 
 T_jup = 3.366 
[ 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 15.8   n/a MPO469642  

154939 (2004 TJ53)          Discovered 2004-Oct-04 by Spacewatch at Kitt Peak
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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