+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   C/2015 LC2 (PANSTARRS) Classification: Hyperbolic Comet          SPK-ID: 1003399 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] [ show orbit diagram ] Orbital Elements at Epoch 2457704.5 (2016-Nov-12.0) TDB Reference: JPL 28 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 1.001273416183913 1.4406e-05   a -4626.961188015751 52.33 au q 5.892047259156429 1.9663e-05 au i 93.71028613252301 3.79e-05 deg node 223.5666999421974 2.3972e-05 deg peri 341.8731661202858 0.00033101 deg M .001753776308752813 2.9743e-05 deg tp 2457144.466624289869 (2015-May-01.96662429) 0.0033085 TDB period n/a n/a n/a n/a d yr n 3.13155676932468E-6 5.3125e-08 deg/d Q n/a n/a au   Orbit Determination Parameters    # obs. used (total)      437      data-arc span      1167 days (3.20 yr)      first obs. used      2015-06-07      last obs. used      2018-08-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      norm. resid. RMS      .71244      source      ORB      producer      Otto Matic      solution date      2018-Sep-20 18:18:58   Additional Information  Earth MOID = 4.92769 au   Jupiter MOID = .62955 au   T_jup = 1.389  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes comet total magnitude M1 8.1   1. 28 from 365 observations, assumed slope, autocmod 2.6n comet total magnitude slope K1 7.   n/a 28 autocmod 2.6n [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] 2021-Apr-15 23:00 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin