+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   26143 (1994 PF5) Classification: Main-belt Asteroid          SPK-ID: 2026143 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 24 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1260647640571 3.7649e-08   a 2.330686540871459 6.7505e-09 au q 2.03686909200544 8.7317e-08 au i 6.481052816078252 4.3153e-06 deg node 150.1367234741969 3.0768e-05 deg peri 162.2047014125479 3.4493e-05 deg M 158.4848420344657 1.5831e-05 deg tp 2458628.350582972065 (2019-May-24.85058297) 5.6801e-05 TDB period 1299.643470542523 3.56 5.6464e-06 1.546e-08 d yr n .2769990448609122 1.2034e-09 deg/d Q 2.624503989737478 7.6015e-09 au   Orbit Determination Parameters    # obs. used (total)      1069      data-arc span      11194 days (30.65 yr)      first obs. used      1990-05-30      last obs. used      2021-01-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55435      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 03:17:54   Additional Information  Earth MOID = 1.02205 au   Jupiter MOID = 2.62691 au   T_jup = 3.552  [ hide covariance matrix ] Orbital Elements at Epoch 2457251.5 (2015-Aug-17.0) TDB Reference: JPL 24 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1266703687458753 3.7637e-08   q 2.035032208878468 8.7353e-08 au tp 2457329.884315607944 (2015-Nov-03.38431561) 5.6175e-05 TDB node 150.1922112959149 3.0768e-05 deg peri 162.3534603835463 3.4465e-05 deg i 6.481628922674812 4.3165e-06 deg   Orbit Determination Parameters    # obs. used (total)      1069      data-arc span      11194 days (30.65 yr)      first obs. used      1990-05-30      last obs. used      2021-01-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55435      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 03:17:54   Additional Information  Jupiter MOID = 2.62691 au   T_jup = 3.552  Orbit Covariance (6×6)   e q tp node peri i e 1.416517154968684E-15 -3.280272476293509E-15 7.712728800575999E-13 1.194214958204501E-14 1.719332885845213E-13 -1.71393307140621E-15 q -3.280272476293509E-15 7.630606096909293E-15 -1.794980781088E-12 -2.788019452236866E-14 -4.020736989759514E-13 4.055353591777523E-15 tp 7.712728800575999E-13 -1.794980781088E-12 3.155618888083909E-9 2.053834599504779E-11 8.805597340896698E-10 -1.632905320488414E-12 node 1.194214958204501E-14 -2.788019452236866E-14 2.053834599504779E-11 9.466598379230056E-10 -9.34350965986519E-10 3.161188691690236E-11 peri 1.719332885845213E-13 -4.020736989759514E-13 8.805597340896698E-10 -9.34350965986519E-10 1.187840224158332E-9 -3.187274178692756E-11 i -1.71393307140621E-15 4.055353591777523E-15 -1.632905320488414E-12 3.161188691690236E-11 -3.187274178692756E-11 1.863240576988715E-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.5   n/a MPO502353   26143 (1994 PF5)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla Reference: 20010705/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1994 PF5 = 1998 UX30  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Feb-27 22:09 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin