+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   1419 Danzig (1929 RF) Classification: Main-belt Asteroid          SPK-ID: 2001419 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 38 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1474405297085548 2.9346e-08   a 2.292415842195836 5.4445e-09 au q 1.954420836110199 6.8126e-08 au i 5.724012480447705 3.5709e-06 deg node 213.503781748197 3.3916e-05 deg peri 233.0772968143598 3.623e-05 deg M 336.8399586392253 1.2754e-05 deg tp 2459082.059650930960 (2020-Aug-20.55965093) 4.4977e-05 TDB period 1267.764330718077 3.47 4.5165e-06 1.237e-08 d yr n .2839644492885297 1.0116e-09 deg/d Q 2.630410848281473 6.2473e-09 au   Orbit Determination Parameters    # obs. used (total)      2933      data-arc span      37838 days (103.59 yr)      first obs. used      1917-04-13      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .4196      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 02:00:28   Additional Information  Earth MOID = .97663 au   Jupiter MOID = 2.58939 au   T_jup = 3.576  [ 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 11.3   n/a MPO347527   diameter diameter 14.997 km 0.382 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   rotation period rot_per 8.1202 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Wisniewski, W.Z.; Michalowski, T.M.; Harris, A.W.; McMillan, R.S. (1997) Icarus 126, 395-449; 1995, Lunar & Planetary Sci. XXVI, 1511-1512.] [Behrend, R. (2002) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.] [Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.] geometric albedo albedo 0.260   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   1419 Danzig (1929 RF)          Discovered 1929-Sep-05 by Reinmuth, K. at Heidelberg Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1929 RF = 1936 RD = 1952 HJ4 = 1957 WO1 = A917 GA  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-21 06:17 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin