+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   14002 (1993 LW1) Classification: Main-belt Asteroid          SPK-ID: 2014002 [ 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 27 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .238951480452354 3.3953e-08   a 2.429040436637367 9.7228e-09 au q 1.848617628224236 7.9472e-08 au i 12.30857588423256 3.3357e-06 deg node 61.92859226013201 1.8351e-05 deg peri 205.3309223971167 1.9979e-05 deg M 30.22523481905539 8.6538e-06 deg tp 2458884.403874380776 (2020-Feb-04.90387438) 3.2921e-05 TDB period 1382.771894846336 3.79 8.3023e-06 2.273e-08 d yr n .2603466279158111 1.5631e-09 deg/d Q 3.009463245050499 1.2046e-08 au   Orbit Determination Parameters    # obs. used (total)      1615      data-arc span      11555 days (31.64 yr)      first obs. used      1989-03-29      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5045      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 02:55:17   Additional Information  Earth MOID = .840652 au   Jupiter MOID = 2.09789 au   T_jup = 3.439  [ 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 14.0   n/a MPO384878   diameter diameter 4.732 km 0.274 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.261   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   14002 (1993 LW1)          Discovered 1993-Jun-15 by Holt, H. E. at Palomar Reference: 20000320/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1993 LW1 = 1998 XS28  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-28 11:37 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin