+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   180527 (2004 DL47) Classification: Main-belt Asteroid          SPK-ID: 2180527 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1123594837442772 7.3831e-08   a 2.570855145832105 2.6193e-08 au q 2.281995188865092 1.7657e-07 au i 5.206478507168351 6.3782e-06 deg node 222.9212529444968 7.231e-05 deg peri 289.8306929142661 7.848e-05 deg M 32.84749757377805 3.5847e-05 deg tp 2459063.122810880052 (2020-Aug-01.62281088) 0.00014865 TDB period 1505.618136422711 4.12 2.301e-05 6.3e-08 d yr n .2391044523781745 3.6542e-09 deg/d Q 2.859715102799119 2.9136e-08 au   Orbit Determination Parameters    # obs. used (total)      219      data-arc span      8183 days (22.40 yr)      first obs. used      1998-10-19      last obs. used      2021-03-15      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .63583      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 21:26:52   Additional Information  Earth MOID = 1.29818 au   Jupiter MOID = 2.1565 au   T_jup = 3.415  [ 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 16.7   n/a MPO224184   180527 (2004 DL47)          Discovered 2004-Feb-19 by LINEAR at Socorro Reference: 20080321/Numbers.arc Last Updated: 2008-03-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-21 22:57 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin