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JPL Small-Body Database Browser
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295685 (2008 TX118)
Classification: Main-belt Asteroid          SPK-ID: 2295685
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07677826388035629 5.9469e-08  
a 2.73992090931434 3.1735e-08 au
q 2.529554538727698 1.5989e-07 au
i 2.031934506650451 8.7471e-06 deg
node 309.3909585886944 0.00019215 deg
peri 111.9523629704312 0.00020927 deg
M 71.7576505467669 7.6312e-05 deg
tp 2458270.304479778557
(2018-May-31.80447978)
0.00035141 TDB
period 1656.553501598376
4.54
2.8781e-05
7.88e-08
d
yr
n .2173186677355383 3.7757e-09 deg/d
Q 2.950287279900981 3.4172e-08 au
  Orbit Determination Parameters
   # obs. used (total)      155  
   data-arc span      6560 days (17.96 yr)  
   first obs. used      2001-02-22  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56609  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:48:39  

Additional Information
 Earth MOID = 1.54283 au 
 Jupiter MOID = 2.27911 au 
 T_jup = 3.345 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457261.5 (2015-Aug-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07698231097131655 5.9303e-08  
q 2.528749715517986 1.595e-07 au
tp 2456616.678795844535
(2013-Nov-20.17879584)
0.00035334 TDB
node 309.4201492394082 0.00019213 deg
peri 112.5689205316757 0.00020917 deg
i 2.03213293492318 8.7478e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      155  
   data-arc span      6560 days (17.96 yr)  
   first obs. used      2001-02-22  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56609  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:48:39  

Additional Information
 Jupiter MOID = 2.27911 au 
 T_jup = 3.345 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.516790242140564E-15 -9.304163415792027E-15 -2.048035309233002E-12 -1.690932169182977E-14 -4.907557974212095E-13 -2.132860663966923E-15
q -9.304163415792027E-15 2.543947550010572E-14 4.028989490496677E-12 4.37716720329893E-14 1.057404980827775E-12 6.099760099819126E-15
tp -2.048035309233002E-12 4.028989490496677E-12 1.24849626116337E-7 -2.14557422925512E-10 2.924220873517623E-8 7.892828040852609E-12
node -1.690932169182977E-14 4.37716720329893E-14 -2.14557422925512E-10 3.691418652115338E-8 -3.694056188813028E-8 2.925875769492854E-10
peri -4.907557974212095E-13 1.057404980827775E-12 2.924220873517623E-8 -3.694056188813028E-8 4.37530461046587E-8 -2.904842442328649E-10
i -2.132860663966923E-15 6.099760099819126E-15 7.892828040852609E-12 2.925875769492854E-10 -2.904842442328649E-10 7.652393872553704E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO245671  

295685 (2008 TX118)          Discovered 2008-Oct-07 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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