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117276 (2004 TQ118)
Classification: Main-belt Asteroid          SPK-ID: 2117276
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 .2343208385174898 4.4623e-08  
a 2.32664945717876 8.2925e-09 au
q 1.781467005436371 1.0618e-07 au
i 2.301292879692167 4.6287e-06 deg
node 166.8925907354154 8.6802e-05 deg
peri 184.0423300815797 8.7126e-05 deg
M 168.6413340481895 7.3816e-06 deg
tp 2458393.265569184344
(2018-Oct-01.76556918)
2.5478e-05 TDB
period 1296.268179609928
3.55
6.9301e-06
1.897e-08
d
yr
n .2777203094720191 1.4848e-09 deg/d
Q 2.87183190892115 1.0236e-08 au
  Orbit Determination Parameters
   # obs. used (total)      680  
   data-arc span      9738 days (26.66 yr)  
   first obs. used      1993-07-19  
   last obs. used      2020-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51385  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:19:56  

Additional Information
 Earth MOID = .775662 au 
 Jupiter MOID = 2.56248 au 
 T_jup = 3.536 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457150.5 (2015-May-08.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2351981663796738 4.4847e-08  
q 1.779117351443056 1.0681e-07 au
tp 2457095.132006135143
(2015-Mar-13.63200614)
2.4017e-05 TDB
node 166.9182518303734 8.6765e-05 deg
peri 183.6884849246601 8.7082e-05 deg
i 2.30031393073083 4.6344e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      680  
   data-arc span      9738 days (26.66 yr)  
   first obs. used      1993-07-19  
   last obs. used      2020-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51385  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:19:56  

Additional Information
 Jupiter MOID = 2.56248 au 
 T_jup = 3.536 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.011239847513957E-15 -4.782650798359462E-15 -1.476659173587306E-13 -3.46253676928899E-15 -5.030436607567921E-14 -8.229400279612081E-16
q -4.782650798359462E-15 1.140793466096241E-14 3.481726855377562E-13 7.350425045419431E-15 1.190272242827265E-13 2.002186879799289E-15
tp -1.476659173587306E-13 3.481726855377562E-13 5.767971178007099E-10 -7.650896683323162E-13 1.8714552138689E-10 -4.198608436554815E-15
node -3.46253676928899E-15 7.350425045419431E-15 -7.650896683323162E-13 7.528245430933059E-9 -7.521557698814623E-9 -5.468634055348282E-11
peri -5.030436607567921E-14 1.190272242827265E-13 1.8714552138689E-10 -7.521557698814623E-9 7.583306251378541E-9 5.465329239049137E-11
i -8.229400279612081E-16 2.002186879799289E-15 -4.198608436554815E-15 -5.468634055348282E-11 5.465329239049137E-11 2.147798724530926E-11

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 16.4   n/a MPO453643  
rotation period rot_per 3.613 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]

117276 (2004 TQ118)          Discovered 2004-Oct-05 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 TQ118 = 1993 OO14 = 1997 WP54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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