+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   42600 (1997 YF10) Classification: Main-belt Asteroid          SPK-ID: 2042600 [ 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 .2426584926408002 7.9827e-09   a 2.302512495682735 5.7741e-09 au q 1.743788284193756 1.7228e-08 au i 3.475816504749428 1.6968e-06 deg node 50.08070854493236 5.9918e-06 deg peri 99.60198235172452 7.9116e-06 deg M 181.939370382541 5.3286e-06 deg tp 2459831.699759128909 (2022-Sep-09.19975913) 2.016e-05 TDB period 1276.149105923002 3.49 4.8004e-06 1.314e-08 d yr n .2820986970324461 1.0611e-09 deg/d Q 2.861236707171715 7.1752e-09 au   Orbit Determination Parameters    # obs. used (total)      2285      data-arc span      24699 days (67.62 yr)      first obs. used      1953-05-09      last obs. used      2020-12-22      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .44481      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 09:09:57   Additional Information  Earth MOID = .758848 au   Jupiter MOID = 2.14736 au   T_jup = 3.548  [ 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 14.12   n/a E2021B10   diameter diameter 4.286 km 1.478 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   rotation period rot_per 7.7712 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Menke, J. (2005) Minor Planet Bull. 32, 85-88.] [Collaborative Asteroid Lightcurve Link (CALL) (2011) http://www.minorplanetobserver.com/DATA/submissions_results.htm] [Behrend, R. (2012) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] geometric albedo albedo 0.318   0.225 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   42600 (1997 YF10)          Discovered 1997-Dec-28 by Kobayashi, T. at Oizumi Reference: 20020624/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1997 YF10 = 1953 JT = 1970 AJ = 1999 NT28  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-23 00:38 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin