+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   336P/McNaught Classification: Jupiter-family Comet          SPK-ID: 1002347 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2454677.5 (2008-Jul-30.0) TDB Reference: JPL 29 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .4528616044106186 3.742e-07   a 4.812839839241668 5.3108e-07 au q 2.633289467871342 1.9297e-06 au i 18.56210616145526 2.8057e-05 deg node 299.2399475902181 0.00015988 deg peri 313.9646716553518 0.00030431 deg M 66.42983574848526 9.1417e-05 deg tp 2453965.858577609362 (2006-Aug-18.35857761) 0.00086955 TDB period 3856.563984752459 10.56 0.00063833 1.748e-06 d yr n .0933473427183673 1.5451e-08 deg/d Q 6.992390210611993 7.7158e-07 au   Orbit Determination Parameters    # obs. used (total)      164      data-arc span      7621 days (20.87 yr)      first obs. used      1996-08-11      last obs. used      2017-06-23      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      1      norm. resid. RMS      .60128      source      ORB      producer      Otto Matic      solution date      2017-Jul-06 12:14:36   Additional Information  Earth MOID = 1.65686 au   Jupiter MOID = .199969 au   T_jup = 2.707  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes comet total magnitude M1 8.0   0.5 29 2 parameter fit from 106 observations, autocmod 2.6i comet total magnitude slope K1 20.   n/a 29 autocmod 2.6i comet nuclear magnitude M2 15.6   0.6 29 from 43 observations, autocmod 2.6i comet nuclear magnitude slope K2 5.   n/a 29 autocmod 2.6i comet nuclear phase coefficient PC 0.03   n/a 29 autocmod 2.6i [ show close-approach data ] Alternate Designations  Perihelion  Year (est.)  New-Style  Desig Roman  Numeral  Year/  Letter   2017.2   336P/2016 B2         2006.6   336P/2006 G1        [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Mar-05 11:29 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin