+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   134186 (2005 CU49) Classification: Main-belt Asteroid          SPK-ID: 2134186 [ 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 .1098462142148356 4.411e-08   a 3.182337899398653 2.6983e-08 au q 2.832770128797318 1.5462e-07 au i 5.215828082569387 4.9607e-06 deg node 169.0362262482383 4.5447e-05 deg peri 308.9893021275591 5.1285e-05 deg M 308.3561561568691 2.3184e-05 deg tp 2459497.963663171571 (2021-Oct-10.46366317) 0.00013418 TDB period 2073.566000761758 5.68 2.6372e-05 7.22e-08 d yr n .1736139577268089 2.2081e-09 deg/d Q 3.531905669999988 2.9947e-08 au   Orbit Determination Parameters    # obs. used (total)      598      data-arc span      9788 days (26.80 yr)      first obs. used      1994-04-02      last obs. used      2021-01-18      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .54524      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 18:07:17   Additional Information  Earth MOID = 1.85242 au   Jupiter MOID = 1.55977 au   T_jup = 3.183  [ 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 14.99   n/a E2021B55   diameter diameter 4.646 km 0.324 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.118   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   134186 (2005 CU49)          Discovered 2005-Feb-02 by CSS at Catalina Reference: 20060711/Numbers.arc Last Updated: 2006-07-17 [ show close-approach data ] Alternate Designations  2005 CU49 = 2002 RS217  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-19 14:04 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin