+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   147918 Chiayi (2006 UU214) Classification: Main-belt Asteroid          SPK-ID: 2147918 [ 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 .1981789919409499 4.5152e-08   a 2.358546030872643 1.5168e-08 au q 1.891131756027974 1.0665e-07 au i 4.596358342969969 6.4823e-06 deg node 354.02113072 6.2138e-05 deg peri 104.9921176517284 6.5804e-05 deg M 285.3457099547352 2.6245e-05 deg tp 2459474.857748866228 (2021-Sep-17.35774887) 9.8532e-05 TDB period 1323.015590021096 3.62 1.2763e-05 3.494e-08 d yr n .2721056370879649 2.6249e-09 deg/d Q 2.825960305717312 1.8174e-08 au   Orbit Determination Parameters    # obs. used (total)      276      data-arc span      7569 days (20.72 yr)      first obs. used      2000-01-04      last obs. used      2020-09-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .63329      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 14:13:08   Additional Information  Earth MOID = .913932 au   Jupiter MOID = 2.34669 au   T_jup = 3.522  [ show covariance matrix ] [ 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 17.29   n/a E2021B55   147918 Chiayi           Discovered 2006 Oct. 25 by Q.-z. Ye and H.-C. Lin at Lulin Observatory. Chiayi is the county in the middle of Taiwan where Lulin Observatory is located. Chiayi county has many tourist attractions, including the world's first monument to the Tropic of Cancer and the scenic Ali Mountain with a mountain railway leading to the summit to view the fantastic "sea of clouds". NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20070926/MPCPages.arc Last Updated: 2007-09-30 [ show close-approach data ] Alternate Designations  2006 UU214 = 2000 AN135 = 2002 RF260  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-03 03:49 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin