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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 
[ 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 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2115-Aug-13 10:59 00:03 Eunom 0.035579200828576 0.0355771732771341 0.0355812355619187 4.45046345023231 4.45046336157951 2493771.957451669 2.82923152328615 831.807266184762 26.6648940231603 -83.2568599782354 198061.207940403 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 18:19:57 2020-Nov-12 18:19

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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