+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   299P/Catalina-PANSTARRS Classification: Jupiter-family Comet          SPK-ID: 1003304 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2456814.5 (2014-Jun-06.0) TDB Reference: JPL 33 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2819890068159288 1.6578e-07   a 4.372727352677713 3.6924e-07 au q 3.139666309419279 6.315e-07 au i 10.47989125800893 1.6281e-05 deg node 271.6818073897378 0.00012158 deg peri 323.4971521792234 0.00015344 deg M 331.7339813547116 6.1818e-05 deg tp 2457076.734100472263 (2015-Feb-23.23410047) 0.00057943 TDB period 3339.850488131997 9.14 0.00042303 1.158e-06 d yr n .1077892562194755 1.3653e-08 deg/d Q 5.605788395936147 4.7336e-07 au   Orbit Determination Parameters    # obs. used (total)      290      data-arc span      4190 days (11.47 yr)      first obs. used      2005-03-11      last obs. used      2016-08-30      planetary ephem.      DE431      SB-pert. ephem.      SB431-BIG16      condition code      0      norm. resid. RMS      .67321      source      ORB      producer      Otto Matic      solution date      2016-Oct-25 13:16:27   Additional Information  Earth MOID = 2.13621 au   Jupiter MOID = .027616 au   T_jup = 2.920  [ 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 5.0   0.7 33 2 parameter fit from 136 observations, autocmod 2.6g comet total magnitude slope K1 21.   n/a 33 autocmod 2.6g comet nuclear magnitude M2 13.6   0.5 33 from 119 observations, autocmod 2.6g comet nuclear magnitude slope K2 5.   n/a 33 autocmod 2.6g comet nuclear phase coefficient PC 0.03   n/a 33 autocmod 2.6g [ show close-approach data ] Alternate Designations  Perihelion  Year (est.)  New-Style  Desig Roman  Numeral  Year/  Letter   2015.1   299P/2014 D2         2006.0   299P/2005 EL284        [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Mar-05 11:24 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin