+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   357823 (2005 UT40) Classification: Main-belt Asteroid          SPK-ID: 2357823 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08240057889329552 5.1183e-08   a 3.157819476663479 5.0862e-08 au q 2.897613323745885 1.6619e-07 au i 10.67377660563958 6.9497e-06 deg node 63.57022906233945 2.8588e-05 deg peri 230.2030416266333 4.9358e-05 deg M 332.5369275607277 4.3473e-05 deg tp 2459156.860120730226 (2020-Nov-03.36012073) 0.000249 TDB period 2049.648435634865 5.61 4.9519e-05 1.356e-07 d yr n .1756398774253656 4.2434e-09 deg/d Q 3.418025629581074 5.5053e-08 au   Orbit Determination Parameters    # obs. used (total)      191      data-arc span      4910 days (13.44 yr)      first obs. used      2005-10-24      last obs. used      2019-04-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56015      source      ORB      producer      Otto Matic      solution date      2019-Jul-14 05:28:55   Additional Information  Earth MOID = 1.89544 au   Jupiter MOID = 1.72877 au   T_jup = 3.174  [ hide covariance matrix ] Orbital Elements at Epoch 2457213.5 (2015-Jul-10.0) TDB Reference: JPL 12 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08077293011834724 5.1086e-08   q 2.902279218764493 1.652e-07 au tp 2457113.383132097707 (2015-Mar-31.88313210) 0.00023818 TDB node 63.58070308403304 2.8581e-05 deg peri 231.0096769586298 5.0039e-05 deg i 10.67512254443066 6.9501e-06 deg   Orbit Determination Parameters    # obs. used (total)      191      data-arc span      4910 days (13.44 yr)      first obs. used      2005-10-24      last obs. used      2019-04-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56015      source      ORB      producer      Otto Matic      solution date      2019-Jul-14 05:28:55   Additional Information  Jupiter MOID = 1.72877 au   T_jup = 3.174  Orbit Covariance (6×6)   e q tp node peri i e 2.609813826809251E-15 -8.07796528893128E-15 -2.457901215360296E-12 -1.497585909772572E-15 -4.011309187996843E-13 4.999396960604382E-16 q -8.07796528893128E-15 2.729188902450469E-14 1.010579642723592E-11 1.142460980429252E-14 1.674046911526632E-12 2.546859062634918E-15 tp -2.457901215360296E-12 1.010579642723592E-11 5.67309617221197E-8 5.210187259647281E-11 9.812649836528242E-9 1.947917017987801E-12 node -1.497585909772572E-15 1.142460980429252E-14 5.210187259647281E-11 8.168741132472519E-10 -7.933986491958461E-10 -9.60043843419983E-13 peri -4.011309187996843E-13 1.674046911526632E-12 9.812649836528242E-9 -7.933986491958461E-10 2.50387832899169E-9 1.403026089573945E-12 i 4.999396960604382E-16 2.546859062634918E-15 1.947917017987801E-12 -9.60043843419983E-13 1.403026089573945E-12 4.83039240052636E-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 15.9   n/a MPO434259   357823 (2005 UT40)          Discovered 2005-Oct-24 by Spacewatch at Kitt Peak Reference: 20130327/Numbers.arc Last Updated: 2013-03-29 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-20 17:46 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin