+ 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 | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 28 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1334667654266394 4.1795e-08   a 2.315976208624005 6.2158e-09 au q 2.006870355253907 9.6666e-08 au i 6.201490899890926 3.5015e-06 deg node 285.0145324952087 3.4523e-05 deg peri 32.09515161623789 3.6582e-05 deg M 201.5186823875403 1.3445e-05 deg tp 2459567.228613063483 (2021-Dec-18.72861306) 4.8593e-05 TDB period 1287.35868540516 3.52 5.1827e-06 1.419e-08 d yr n .2796423437238861 1.1258e-09 deg/d Q 2.625082061994103 7.0454e-09 au   Orbit Determination Parameters    # obs. used (total)      2745      data-arc span      32744 days (89.65 yr)      first obs. used      1930-10-15      last obs. used      2020-06-08      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .42863      source      ORB      producer      Otto Matic      solution date      2020-Nov-13 04:13:50   Additional Information  Earth MOID = .996131 au   Jupiter MOID = 2.63235 au   T_jup = 3.561  [ 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 12.8   n/a MPO263363   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. 2019-August); 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] 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 [ show close-approach data ] Alternate Designations  1972 NB = 1971 DN1  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Nov-27 07:15 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin