+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   101534 (1998 YC10) Classification: Main-belt Asteroid          SPK-ID: 2101534 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 27 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07380085007343477 4.0927e-08   a 2.965978374948228 2.1171e-08 au q 2.747086649577624 1.264e-07 au i 6.890096830203268 4.76e-06 deg node 73.31088742787477 3.6444e-05 deg peri 131.1057561294077 5.1344e-05 deg M 349.7399480043395 3.4802e-05 deg tp 2459253.673770666612 (2021-Feb-08.17377067) 0.00018038 TDB period 1865.736883992073 5.11 1.9976e-05 5.469e-08 d yr n .1929532524595411 2.0659e-09 deg/d Q 3.184870100318832 2.2734e-08 au   Orbit Determination Parameters    # obs. used (total)      894      data-arc span      8124 days (22.24 yr)      first obs. used      1998-12-17      last obs. used      2021-03-15      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .53842      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 15:37:15   Additional Information  Earth MOID = 1.74722 au   Jupiter MOID = 1.7942 au   T_jup = 3.249  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.80   n/a E2021B55   diameter diameter 6.762 km 0.152 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.061   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   101534 (1998 YC10)          Discovered 1998-Dec-25 by Tesi, L., Boattini, A. at San Marcello Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  1998 YC10 = 2000 EW140  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-19 23:22 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin