+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   1959 Karbyshev (1972 NB) Classification: Main-belt Asteroid          SPK-ID: 2001959 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB Reference: JPL 35 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1336923600666087 1.5932e-08   a 2.31553369046545 5.9351e-09 au q 2.00596452657338 3.6784e-08 au i 6.201401260442522 3.5015e-07 deg node 285.011295272504 1.9686e-06 deg peri 32.17862589949685 6.0506e-06 deg M 312.2080850605104 5.895e-06 deg tp 2459567.354733277825 (2021-Dec-18.85473328) 2.1432e-05 TDB period 1286.989735772112 3.52 4.9481e-06 1.355e-08 d yr n .2797225105948674 1.0755e-09 deg/d Q 2.625102854357519 6.7285e-09 au   Orbit Determination Parameters    # obs. used (total)      2956      data-arc span      33127 days (90.70 yr)      first obs. used      1930-10-15      last obs. used      2021-06-26      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .42341      source      ORB      producer      Otto Matic      solution date      2021-Jul-08 12:59:10   Additional Information  Earth MOID = .994634 au   Jupiter MOID = 2.63128 au   T_jup = 3.562  [ 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 12.90   n/a E2021B10   diameter diameter 6.897 km 0.147 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   rotation period rot_per 7.7234 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.] [Behrend, R. (2018) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Pravec, P.; Wolf, M.; Sarounova, L. (2019) http://www.asu.cas.cz/~ppravec/neo.htm] [Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.] geometric albedo albedo 0.257   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   1959 Karbyshev (1972 NB)          Discovered 1972-Jul-14 by Zhuravleva, L. at Nauchnyj Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1972 NB = 1971 DN1  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jul-29 21:07 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin