+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   69P/Taylor Classification: Jupiter-family Comet          SPK-ID: 1000092 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] alternate orbits: [epoch=2016-Apr-17.0] K192/4 (default) [epoch=2005-Jul-25.0] K112/3 [epoch=2005-May-30.0] K043/15 [epoch=1997-Dec-18.0] J972/1 [epoch=1984-Jan-21.0] J842/3 [epoch=1916-Jan-28.0] J161/1 Orbital Elements at Epoch 2457495.5 (2016-Apr-17.0) TDB Reference: JPL K192/4 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .413665062768043 1.538e-06   a 3.888773872017751 1.5591e-06 au q 2.280123984158803 6.8573e-06 au i 22.04227617403325 4.9719e-05 deg node 104.8536964045363 0.00014227 deg peri 343.6689082150518 0.00047875 deg M 223.0672161910325 0.00023308 deg tp 2458560.923811241898 (2019-Mar-18.42381124) 0.0017462 TDB period 2801.028076535497 7.67 0.0016845 4.612e-06 d yr n .128524238302271 7.7292e-08 deg/d Q 5.4974237598767 2.204e-06 au   Orbit Determination Parameters    # obs. used (total)      44      data-arc span      2686 days (7.35 yr)      first obs. used      2011-10-28      last obs. used      2019-03-06      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      1      norm. resid. RMS      .55102      source      ORB      producer      Davide Farnocchia      solution date      2020-Mar-09 10:25:52   Additional Information  Earth MOID = 1.30411 au   Jupiter MOID = .133531 au   T_jup = 2.797  [ hide covariance matrix ] Orbit Covariance (6×6)   e q tp node peri i e 2.36537322535505E-12 -1.053760486180399E-11 -8.417745324637055E-10 -7.47848733298411E-12 3.707885693779614E-11 -3.679680290925086E-11 q -1.053760486180399E-11 4.702189842269079E-11 3.395364457110493E-9 2.541502166076501E-11 -2.677812935057274E-10 1.627372579655334E-10 tp -8.417745324637055E-10 3.395364457110493E-9 3.049252172431514E-6 6.038699735545884E-8 7.47958094253802E-7 2.401912654848777E-8 node -7.47848733298411E-12 2.541502166076501E-11 6.038699735545884E-8 2.023975907448142E-8 -1.644162455597661E-9 -1.191914593964434E-9 peri 3.707885693779614E-11 -2.677812935057274E-10 7.47958094253802E-7 -1.644162455597661E-9 2.292037516683975E-7 3.852426123837988E-9 i -3.679680290925086E-11 1.627372579655334E-10 2.401912654848777E-8 -1.191914593964434E-9 3.852426123837988E-9 2.472010392396982E-9 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes comet total magnitude M1 17.3   0.9 K192/4 2 parameter fit from 35 observations, autocmod 2.8 comet total magnitude slope K1 4.5   n/a K192/4 autocmod 2.8 69P/Taylor          Discovered 1915-Nov-24 by Taylor, Clement J. at Herschel View, South Africa Reference: comet.dis Last Updated: 2003-08-29 [ show close-approach data ] Alternate Designations  Perihelion  Year (est.)  New-Style  Desig Roman  Numeral  Year/  Letter   1988.5       1990 XXX   1990n   1980.9       1984 II   1983u   1973.2   69P/1976 X1   1977 II   1977a   1919.5       1916 I     1911.8   69P/1915 W1       1915e  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-21 09:25 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin