+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   17035 Velichko (1999 FC10) Classification: Main-belt Asteroid          SPK-ID: 2017035 [ 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 39 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1461680068132953 1.7685e-08   a 2.443777861841239 8.0569e-09 au q 2.086575722681449 4.4562e-08 au i 6.241231469290089 5.807e-07 deg node 179.7067464487457 1.0149e-05 deg peri 174.8370078272502 1.0429e-05 deg M 73.38613774750229 8.9553e-06 deg tp 2458916.052220954295 (2020-Mar-07.55222095) 3.4286e-05 TDB period 1395.375252050772 3.82 6.9006e-06 1.889e-08 d yr n .2579951159882696 1.2759e-09 deg/d Q 2.80098000100103 9.2346e-09 au   Orbit Determination Parameters    # obs. used (total)      2224      data-arc span      11487 days (31.45 yr)      first obs. used      1989-10-01      last obs. used      2021-03-14      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .4896      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 01:52:03   Additional Information  Earth MOID = 1.08019 au   Jupiter MOID = 2.6408 au   T_jup = 3.477  [ 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 13.53   n/a E2021B10   diameter diameter 4.758 km 0.314 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   rotation period rot_per 2.899 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so. Published Reference List: [Behrend, R. (2004) 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.] geometric albedo albedo 0.283   0.080 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   17035 Velichko           Discovered 1999 Mar. 22 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station. Fedor P. Velichko (b. 1957) is a senior scientist at the Institute of Astronomy, Kharkiv National University, and director of Chuguev Observing Station. He is an expert on the photometry and polarimetry of minor planets and comets. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20050721/MPCPages.arc Last Updated: 2005-07-21 Alternate Designations  1999 FC10 = 1989 TD2 = 1991 EX1  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-14 09:16 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin