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308074 (2004 TL238)
Classification: Main-belt Asteroid          SPK-ID: 2308074
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .16967649234895 9.8607e-08  
a 2.147317477627969 2.4392e-08 au
q 1.782968180064461 2.2896e-07 au
i 5.154273479886883 5.9836e-06 deg
node 78.00496702928355 5.8907e-05 deg
peri 208.5777811383252 6.4528e-05 deg
M 54.36481840064587 3.7069e-05 deg
tp 2458826.936557195879
(2019-Dec-09.43655720)
0.00011579 TDB
period 1149.324898852991
3.15
1.9583e-05
5.362e-08
d
yr
n .3132273566502166 5.337e-09 deg/d
Q 2.511666775191478 2.853e-08 au
  Orbit Determination Parameters
   # obs. used (total)      323  
   data-arc span      6468 days (17.71 yr)  
   first obs. used      2001-10-16  
   last obs. used      2019-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54163  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:57:29  

Additional Information
 Earth MOID = .76859 au 
 Jupiter MOID = 2.63656 au 
 T_jup = 3.684 
[ 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 17.0   n/a MPO433982  

308074 (2004 TL238)          Discovered 2004-Oct-09 by LONEOS at Anderson Mesa
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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