+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   12008 Kandrup (1996 TY9) Classification: Mars-crossing Asteroid          SPK-ID: 2012008 [ 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 40 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .3161064868965534 2.4377e-08   a 1.996584883014775 5.5635e-09 au q 1.365451449854208 4.9795e-08 au i 29.7446687881581 7.4808e-07 deg node 263.3206365076386 1.479e-06 deg peri 344.9428625499916 4.8452e-06 deg M 312.0394393982771 5.4009e-06 deg tp 2459337.781445933452 (2021-May-03.28144593) 1.5841e-05 TDB period 1030.457524182221 2.82 4.3071e-06 1.179e-08 d yr n .3493593782875221 1.4602e-09 deg/d Q 2.627718316175341 7.3222e-09 au   Orbit Determination Parameters    # obs. used (total)      2064      data-arc span      26047 days (71.31 yr)      first obs. used      1949-11-30      last obs. used      2021-03-24      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .35591      source      ORB      producer      Otto Matic      solution date      2021-May-04 01:05:26   Additional Information  Earth MOID = .356942 au   Jupiter MOID = 2.47664 au   T_jup = 3.627  [ 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 13.12   n/a E2021B10   rotation period rot_per 32.9034 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Pravec, P.; Wolf, M.; Sarounova, L. (2004) http://www.asu.cas.cz/~ppravec/neo.htm] [Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Stephens, R.D.; Warner, B.D. (2008) Minor Planet Bull. 35, 8.] [Behrend, R. (2010) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.] [Behrend, R. (2016) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Manzini, F.; Behrend, R.; Frappa, E.; Brunetto, L.; et al. (2016) CBET 4339.] 12008 Kandrup           Discovered 1996 Oct. 11 by T. B. Spahr at Catalina. An exceptional researcher, teacher and mentor at the University of Florida, Henry E. Kandrup (1955-2003) will be remembered for his dedication to students. His eccentric and energetic lecturing style and love of nonlinear dynamics are now reflected in his celestial namesake, an unusual minor planet on a chaotic trajectory. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20040306/MPCPages.arc Last Updated: 2004-03-08 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-May-09 15:05 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin