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JPL Small-Body Database Browser
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393444 (2001 TJ204)
Classification: Main-belt Asteroid          SPK-ID: 2393444
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .1923611876727643 5.8787e-08  
a 2.324221727044342 1.2594e-08 au
q 1.877131675215249 1.3539e-07 au
i 4.80928936068034 8.5436e-06 deg
node 122.6883858304471 7.7883e-05 deg
peri 266.0399583600305 8.1874e-05 deg
M 82.57663444151618 2.1901e-05 deg
tp 2458703.627862390209
(2019-Aug-08.12786239)
7.8414e-05 TDB
period 1294.239832639544
3.54
1.052e-05
2.88e-08
d
yr
n .2781555558105457 2.2609e-09 deg/d
Q 2.771311778873435 1.5017e-08 au
  Orbit Determination Parameters
   # obs. used (total)      155  
   data-arc span      7679 days (21.02 yr)  
   first obs. used      1999-01-22  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61383  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:50:30  

Additional Information
 Earth MOID = .889373 au 
 Jupiter MOID = 2.68335 au 
 T_jup = 3.546 
[ 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 17.6   n/a MPO476857  

393444 (2001 TJ204)          Discovered 2001-Oct-11 by LINEAR at Socorro
Reference: Last Updated: 2014-05-15

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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