+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   P/2012 T1 (PANSTARRS) Classification: Encke-type Comet          SPK-ID: 1003208 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] [ show orbit diagram ] Orbital Elements at Epoch 2456234.5 (2012-Nov-03.0) TDB Reference: JPL 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2356298029817913 1.2099e-05   a 3.153946464418062 5.2659e-05 AU q 2.410782680392117 3.9524e-05 AU i 11.05896880884757 0.00027623 deg node 85.77336839569371 0.00093794 deg peri 300.5837819331748 0.010416 deg M 9.343879078136473 0.0059133 deg tp 2456181.398766259592 (2012-Sep-10.89876626) 0.034116 JED period 2045.878803298836 5.60 0.051238 0.0001403 d yr n .1759635025396056 4.4069e-06 deg/d Q 3.897110248444008 6.5067e-05 AU   Orbit Determination Parameters    # obs. used (total)      162      data-arc span      101 days      first obs. used      2012-10-06      last obs. used      2013-01-15      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      3      fit RMS      .44612      data source      ORB      producer      Otto Matic      solution date      2013-Jan-26 09:51:39   Additional Information  Earth MOID = 1.43801 AU   T_jup = 3.135  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes comet total magnitude M1 15.0 mag 0.7 10 from 105 observations, assumed slope, autocmod 2.5b comet total magnitude slope K1 10.   n/a 10 autocmod 2.5b Alternate Designations  Perihelion  Year (est.)  New-Style  Desig Roman  Numeral  Year/  Letter   2012.7   P/2012 T1        [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ] 2013-Jun-19 16:45 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin