+ 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 2459000.5 (2020-May-31.0) TDB Reference: JPL 26 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07400483482315794 4.1469e-08   a 2.966659148648315 2.1868e-08 au q 2.747112028375986 1.2886e-07 au i 6.890029285831288 4.8481e-06 deg node 73.31615236949895 3.7143e-05 deg peri 131.0372251336533 5.2144e-05 deg M 311.223901164921 3.5605e-05 deg tp 2459253.374166997361 (2021-Feb-07.87416700) 0.00018478 TDB period 1866.379277827342 5.11 2.0636e-05 5.65e-08 d yr n .1928868393883355 2.1327e-09 deg/d Q 3.186206268920644 2.3486e-08 au   Orbit Determination Parameters    # obs. used (total)      886      data-arc span      7845 days (21.48 yr)      first obs. used      1998-12-17      last obs. used      2020-06-09      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53962      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 20:00:01   Additional Information  Earth MOID = 1.74822 au   Jupiter MOID = 1.79401 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 14.7   n/a MPO422323   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 ] 2020-Dec-03 05:44 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin