+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   180362 (2003 YA94) Classification: Main-belt Asteroid          SPK-ID: 2180362 [ 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 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1979236843733276 4.2861e-08   a 2.390489299304611 1.7372e-08 au q 1.917354849731228 1.0687e-07 au i 6.51325232466623 5.3325e-06 deg node 318.6106803787214 4.3154e-05 deg peri 84.00301399190673 4.6101e-05 deg M 264.6248941012836 1.9616e-05 deg tp 2459558.152417750282 (2021-Dec-09.65241775) 7.6571e-05 TDB period 1349.984035947836 3.70 1.4716e-05 4.029e-08 d yr n .2666698200969767 2.9069e-09 deg/d Q 2.863623748877994 2.081e-08 au   Orbit Determination Parameters    # obs. used (total)      395      data-arc span      7497 days (20.53 yr)      first obs. used      1999-12-12      last obs. used      2020-06-21      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .53472      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 21:26:12   Additional Information  Earth MOID = .937906 au   Jupiter MOID = 2.58512 au   T_jup = 3.497  [ 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 16.76   n/a E2021B55   diameter diameter 1.359 km 0.225 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.240   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   180362 (2003 YA94)          Discovered 2003-Dec-21 by Spacewatch at Kitt Peak Reference: 20080321/Numbers.arc Last Updated: 2008-03-26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-19 06:53 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin