+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   175113 (2004 PF115) Classification: TransNeptunian Object          SPK-ID: 2175113 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .0623194473992157 1.3665e-05   a 39.17478277918418 0.00073923 au q 36.73343196440111 0.0012245 au i 13.34632546793934 1.6543e-05 deg node 84.45526218945125 0.0002102 deg peri 87.13472190011942 0.0082048 deg M 168.9236596985437 0.0091148 deg tp 2416976.604930473492 (1905-May-11.10493047) 1.757 TDB period 89558.81166692462 245.20 2.535 0.00694 d yr n .004019704965926353 1.1378e-07 deg/d Q 41.61613359396725 0.0007853 au   Orbit Determination Parameters    # obs. used (total)      279      data-arc span      10380 days (28.42 yr)      first obs. used      1992-06-04      last obs. used      2020-11-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      2      norm. resid. RMS      .40187      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 05:08:39   Additional Information  Earth MOID = 35.7669 au   Jupiter MOID = 31.4282 au   T_jup = 5.462  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 4.3   n/a MPO417947   175113 (2004 PF115)          Discovered 2004-Aug-07 by Brown, M., Trujillo, C., Rabinowitz, D. at Palomar Reference: 20080122/Numbers.arc Last Updated: 2008-01-28 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2021-Jan-21 18:00 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin