+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   277184 (2005 PU19) Classification: Main-belt Asteroid          SPK-ID: 2277184 [ 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 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1253523313089411 3.833e-08   a 2.2805446535366 1.3006e-08 au q 1.994673064561646 8.5412e-08 au i 1.771318663661844 4.2917e-06 deg node 266.3088208898698 0.0001639 deg peri 333.9057366990962 0.00016523 deg M 230.9103646098973 2.2013e-05 deg tp 2459651.571274226368 (2022-Mar-13.07127423) 7.8514e-05 TDB period 1257.929486211428 3.44 1.0761e-05 2.946e-08 d yr n .2861845627645082 2.4481e-09 deg/d Q 2.566416242511555 1.4636e-08 au   Orbit Determination Parameters    # obs. used (total)      249      data-arc span      9216 days (25.23 yr)      first obs. used      1995-10-16      last obs. used      2021-01-08      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .66603      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 14:33:43   Additional Information  Earth MOID = .980875 au   Jupiter MOID = 2.43808 au   T_jup = 3.595  [ hide covariance matrix ] Orbital Elements at Epoch 2457441.5 (2016-Feb-23.0) TDB Reference: JPL 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1253795577591373 3.8319e-08   q 1.994515077594563 8.5371e-08 au tp 2457136.698280803636 (2015-Apr-24.19828080) 7.1899e-05 TDB node 266.3396889536143 0.00016405 deg peri 334.0518704970654 0.00016537 deg i 1.770241487595204 4.2905e-06 deg   Orbit Determination Parameters    # obs. used (total)      249      data-arc span      9216 days (25.23 yr)      first obs. used      1995-10-16      last obs. used      2021-01-08      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .66603      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 14:33:43   Additional Information  Jupiter MOID = 2.43808 au   T_jup = 3.595  Orbit Covariance (6×6)   e q tp node peri i e 1.468369309495739E-15 -3.243844902811327E-15 -4.272879909818956E-14 1.181056721578552E-14 -3.932184015491957E-14 5.144632524612447E-16 q -3.243844902811327E-15 7.288284587474922E-15 2.352396284054698E-13 -2.730185325976714E-14 1.341583220657383E-13 -1.106560334772729E-15 tp -4.272879909818956E-14 2.352396284054698E-13 5.169525712180768E-9 -2.52610538999006E-11 1.526809397845457E-9 -7.302826554336133E-13 node 1.181056721578552E-14 -2.730185325976714E-14 -2.52610538999006E-11 2.691148405640229E-8 -2.690592579159265E-8 1.155107126851101E-10 peri -3.932184015491957E-14 1.341583220657383E-13 1.526809397845457E-9 -2.690592579159265E-8 2.734782391425518E-8 -1.156649982147868E-10 i 5.144632524612447E-16 -1.106560334772729E-15 -7.302826554336133E-13 1.155107126851101E-10 -1.156649982147868E-10 1.840806475813092E-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 17.2   n/a MPO437262   277184 (2005 PU19)          Discovered 2005-Jun-17 by Mt. Lemmon Survey at Mount Lemmon Reference: 20110517/Numbers.arc Last Updated: 2011-05-20 [ show close-approach data ] Alternate Designations  2005 PU19 = 1995 UG9  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-02 18:50 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin