+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   277356 (2005 TG118) Classification: Main-belt Asteroid          SPK-ID: 2277356 [ 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 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1462377111590259 5.6473e-08   a 2.324622204411222 1.9038e-08 au q 1.984674773928676 1.3288e-07 au i 1.388800855621983 7.8438e-06 deg node 233.3826305672334 0.00038805 deg peri 19.97824105654235 0.0003908 deg M 157.774590206311 4.8927e-05 deg tp 2458433.136282357862 (2018-Nov-10.63628236) 0.00017442 TDB period 1294.574354996484 3.54 1.5903e-05 4.354e-08 d yr n .2780836794816453 3.4161e-09 deg/d Q 2.664569634893768 2.1822e-08 au   Orbit Determination Parameters    # obs. used (total)      131      data-arc span      7024 days (19.23 yr)      first obs. used      2001-08-24      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61528      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 00:26:56   Additional Information  Earth MOID = .970177 au   Jupiter MOID = 2.3721 au   T_jup = 3.560  [ hide covariance matrix ] Orbital Elements at Epoch 2457545.5 (2016-Jun-06.0) TDB Reference: JPL 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1461611050191827 5.6347e-08   q 1.985048631392435 1.3258e-07 au tp 2457139.193184961553 (2015-Apr-26.69318496) 0.00017253 TDB node 233.3835045928553 0.00038825 deg peri 20.14891017283327 0.00039101 deg i 1.388014323835111 7.8472e-06 deg   Orbit Determination Parameters    # obs. used (total)      131      data-arc span      7024 days (19.23 yr)      first obs. used      2001-08-24      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .61528      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 00:26:56   Additional Information  Jupiter MOID = 2.3721 au   T_jup = 3.560  Orbit Covariance (6×6)   e q tp node peri i e 3.175012641380641E-15 -7.413934147981629E-15 -3.353829781393439E-12 3.142896945216151E-14 -9.40437845243851E-13 -4.834569477234073E-16 q -7.413934147981629E-15 1.757736681478253E-14 8.077830785364782E-12 -7.903928362849804E-14 2.278591603205002E-12 1.377494094424393E-15 tp -3.353829781393439E-12 8.077830785364782E-12 2.97655469174102E-8 -1.958469491906479E-10 8.108563141984232E-9 4.269832127686985E-12 node 3.142896945216151E-14 -7.903928362849804E-14 -1.958469491906479E-10 1.50736437858544E-7 -1.507465003797509E-7 -1.5345800613761E-9 peri -9.40437845243851E-13 2.278591603205002E-12 8.108563141984232E-9 -1.507465003797509E-7 1.528889833796222E-7 1.535321565925234E-9 i -4.834569477234073E-16 1.377494094424393E-15 4.269832127686985E-12 -1.5345800613761E-9 1.535321565925234E-9 6.157874709779374E-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 17.3   n/a MPO437262   277356 (2005 TG118)          Discovered 2005-Oct-07 by Spacewatch at Kitt Peak Reference: 20110517/Numbers.arc Last Updated: 2011-05-20 [ show close-approach data ] Alternate Designations  2005 TG118 = 2004 GO75  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-20 11:45 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin