+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   233147 (2005 UB214) Classification: Main-belt Asteroid          SPK-ID: 2233147 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1893194553921432 4.8959e-08   a 2.38867908486425 9.4685e-09 au q 1.936455661411147 1.1631e-07 au i 4.217060386799939 5.4145e-06 deg node 302.5712791035716 6.6033e-05 deg peri 155.1101483296385 6.794e-05 deg M 2.812192794903669 1.3044e-05 deg tp 2459189.966378046728 (2020-Dec-06.46637805) 4.8856e-05 TDB period 1348.450899259161 3.69 8.0177e-06 2.195e-08 d yr n .2669730134021075 1.5874e-09 deg/d Q 2.840902508317353 1.1261e-08 au   Orbit Determination Parameters    # obs. used (total)      522      data-arc span      8011 days (21.93 yr)      first obs. used      1999-02-12      last obs. used      2021-01-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .49918      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 13:23:03   Additional Information  Earth MOID = .95405 au   Jupiter MOID = 2.32585 au   T_jup = 3.505  [ hide covariance matrix ] Orbital Elements at Epoch 2457732.5 (2016-Dec-10.0) TDB Reference: JPL 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1877061130686002 4.8744e-08   q 1.94077860135744 1.1557e-07 au tp 2457839.911218284044 (2017-Mar-27.41121828) 5.0452e-05 TDB node 302.7046720330529 6.6178e-05 deg peri 154.6930223959647 6.8143e-05 deg i 4.211245998984957 5.4068e-06 deg   Orbit Determination Parameters    # obs. used (total)      522      data-arc span      8011 days (21.93 yr)      first obs. used      1999-02-12      last obs. used      2021-01-18      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .49918      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 13:23:03   Additional Information  Jupiter MOID = 2.32585 au   T_jup = 3.505  Orbit Covariance (6×6)   e q tp node peri i e 2.375938250017032E-15 -5.620904107612989E-15 -1.345861990065835E-13 -3.524529560371139E-14 -2.978640518544989E-14 -4.08327276094943E-15 q -5.620904107612989E-15 1.33564112834146E-14 2.682416264682936E-13 8.287726203353837E-14 5.481402307959392E-14 9.701195797994379E-15 tp -1.345861990065835E-13 2.682416264682936E-13 2.545371550095742E-9 -1.541042150992812E-12 8.40252410811109E-10 4.184599787629996E-13 node -3.524529560371139E-14 8.287726203353837E-14 -1.541042150992812E-12 4.379540349159212E-9 -4.366732635459413E-9 -8.557909418551402E-11 peri -2.978640518544989E-14 5.481402307959392E-14 8.40252410811109E-10 -4.366732635459413E-9 4.643470927981383E-9 8.548433602005594E-11 i -4.08327276094943E-15 9.701195797994379E-15 4.184599787629996E-13 -8.557909418551402E-11 8.548433602005594E-11 2.923369830313036E-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 16.6   n/a MPO396710   diameter diameter 2.558 km 0.150 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.074   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   233147 (2005 UB214)          Discovered 2005-Oct-23 by NEAT at Palomar Reference: 20100228/Numbers.arc Last Updated: 2010-03-03 [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 1934-Sep-18 09:59 00:11 Psych 0.0280807455423583 0.0280615700654222 0.0280999210297601 2.96110718540168 2.9611070398925 2427698.916069155 11.2201970973046 955.139481318918 48.236825554051 -1.73306596502959 5115.02066605453 T 14 CATAB v2.0f-lin.ifort 2021-Feb-24 13:23:04 2021-Feb-24 13:23 2019-Jul-23 19:04 00:02 Psych 0.0310813881773001 0.0310782376731276 0.0310845386814491 2.92528331946973 2.92528318639829 2458688.294585279 2.32956982657901 156.847398542609 70.181787153774 0.121762070471614 29594.854403537 T 14 CATAB v2.0f-lin.ifort 2021-Feb-24 13:23:04 2021-Feb-24 13:23 2104-Jul-05 17:27 00:15 Psych 0.0169023852632257 0.0168837792612778 0.016920998271657 2.94786265870899 2.94786241588145 2489716.226848043 15.1755510576211 1073.67790510327 50.3008970701637 30.3928588851267 25468.8783912953 T 14 CATAB v2.0f-lin.ifort 2021-Feb-24 13:23:04 2021-Feb-24 13:23 2188-May-07 13:29 00:03 Thisb 0.0398676965784455 0.039825647458013 0.0399097717387231 5.65006425248372 5.65006422221457 2520338.061593172 2.53959310269459 2641.85366182094 71.9352331094914 -37.4843894343645 50470.5338236188 T 14 CATAB v2.0f-lin.ifort 2021-Feb-24 13:23:04 2021-Feb-24 13:23 2189-Jun-27 19:29 00:28 Psych 0.013032501350935 0.0129905109097757 0.0130744933521546 2.88702255425139 2.88702223268161 2520754.312011577 27.5285453153175 2102.3395754474 49.0310844767533 6.1280310816385 4333.78495350938 T 14 CATAB v2.0f-lin.ifort 2021-Feb-24 13:23:04 2021-Feb-24 13:23 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-07 22:10 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin