+ 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 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 9 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06107371010823994 1.3712e-05   a 39.21704263361632 0.00074086 au q 36.82191234050835 0.0012296 au i 13.34771838225327 1.6559e-05 deg node 84.48290218028038 0.00021003 deg peri 86.69071928447269 0.008324 deg M 170.2223860211142 0.0092504 deg tp 2416784.973684150311 (1904-Oct-31.47368415) 1.7958 TDB period 89703.76829174432 245.60 2.5419 0.006959 d yr n .004013209331732519 1.1372e-07 deg/d Q 41.61217292672428 0.0007861 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.      DE441      SB-pert. ephem.      SB441-N16      condition code      2      norm. resid. RMS      .40187      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 21:04:05   Additional Information  Earth MOID = 35.8552 au   Jupiter MOID = 31.5164 au   T_jup = 5.465  [ 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 4.59   n/a E2021B55   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-May-10 23:25 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin