+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   13137 (1994 UT1) Classification: Main-belt Asteroid          SPK-ID: 2013137 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 40 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1860487921891798 3.8119e-08   a 2.714170992070079 1.2266e-08 au q 2.209202757200533 1.0654e-07 au i 14.60294141416597 4.266e-06 deg node 44.85766421394815 1.3157e-05 deg peri 331.2176272324402 1.5984e-05 deg M 278.2764598553173 1.1377e-05 deg tp 2459371.265148676480 (2021-Jun-05.76514868) 5.3019e-05 TDB period 1633.255892821442 4.47 1.1071e-05 3.031e-08 d yr n .220418613875687 1.4942e-09 deg/d Q 3.219139226939625 1.4548e-08 au   Orbit Determination Parameters    # obs. used (total)      1860      data-arc span      9512 days (26.04 yr)      first obs. used      1994-10-26      last obs. used      2020-11-10      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .46798      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 02:51:53   Additional Information  Earth MOID = 1.22326 au   Jupiter MOID = 2.25895 au   T_jup = 3.291  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.4   n/a MPO384872   diameter diameter 6.320 km 0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.232   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   13137 (1994 UT1)          Discovered 1994-Oct-26 by Ueda, S., Kaneda, H. at Kushiro Reference: 20000124/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1994 UT1 = 1997 GY23  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-26 19:59 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin