+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   20041 (1992 YH) Classification: Main-belt Asteroid          SPK-ID: 2020041 [ 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 34 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1907246750130403 2.6325e-08   a 2.592089837335107 1.1408e-08 au q 2.097714345504764 6.8759e-08 au i 13.80444656873315 1.8782e-06 deg node 69.90311796924303 5.7643e-06 deg peri 339.6170366387592 7.4978e-06 deg M 286.5692501189486 1.0923e-05 deg tp 2459511.420217911986 (2021-Oct-23.92021791) 4.7529e-05 TDB period 1524.310709472934 4.17 1.0063e-05 2.755e-08 d yr n .2361723221930773 1.5591e-09 deg/d Q 3.08646532916545 1.3584e-08 au   Orbit Determination Parameters    # obs. used (total)      1693      data-arc span      11424 days (31.28 yr)      first obs. used      1989-03-07      last obs. used      2020-06-16      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .46203      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 03:11:55   Additional Information  Earth MOID = 1.11354 au   Jupiter MOID = 2.29307 au   T_jup = 3.353  [ 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 13.27   n/a E2021B10   diameter diameter 5.167 km 0.170 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.317   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   20041 (1992 YH)          Discovered 1992-Dec-18 by Natori, A., Urata, T. at Yakiimo Reference: 20010109/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1992 YH = 1996 XB37  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-21 13:08 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin