+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   2768 Gorky (1972 RX3) Classification: Main-belt Asteroid          SPK-ID: 2002768 [ 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 47 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1710931587148754 1.6072e-08   a 2.23412628659572 5.3409e-09 au q 1.851882563254124 3.6771e-08 au i 6.276546741754434 4.2425e-07 deg node 53.27244575694034 3.2049e-06 deg peri 335.1397115539015 5.0139e-06 deg M 140.1285507770689 5.7453e-06 deg tp 2458725.729053731607 (2019-Aug-30.22905373) 1.8951e-05 TDB period 1219.719605382454 3.34 4.3738e-06 1.197e-08 d yr n .2951498019802009 1.0584e-09 deg/d Q 2.616370009937317 6.2547e-09 au   Orbit Determination Parameters    # obs. used (total)      2931      data-arc span      31763 days (86.96 yr)      first obs. used      1934-04-06      last obs. used      2021-03-23      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .4205      source      ORB      producer      Otto Matic      solution date      2021-May-03 20:30:24   Additional Information  Earth MOID = .858212 au   Jupiter MOID = 2.82492 au   T_jup = 3.612  [ 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 12.29   n/a E2021B10   diameter diameter 8.887 km 0.421 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   rotation period rot_per 4.507 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Pray, D.P.; Galad, A.; Husark, M.; Oey, J. (2008) Minor Planet Bull. 35, 34-37.] [Behrend, R. (2020) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Benishek, V. (2020) Minor Planet Bull. 47, 75-83.] geometric albedo albedo 0.323   0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   2768 Gorky (1972 RX3)          Discovered 1972-Sep-06 by Zhuravleva, L. at Nauchnyj Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1972 RX3 = 1934 GM = 1951 JO = 1974 FZ1 = 1979 YV2  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-May-08 20:40 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin