+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   3040 Kozai (1979 BA) Classification: Mars-crossing Asteroid          SPK-ID: 2003040 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 40 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2001180080325251 9.9902e-09   a 1.840599968094563 3.5884e-09 au q 1.47226276889475 1.9003e-08 au i 46.65073238081079 6.2039e-07 deg node 143.4920885130935 2.2282e-06 deg peri 290.2162446997544 3.6764e-06 deg M 326.9776381827018 3.4201e-06 deg tp 2459284.164876224590 (2021-Mar-10.66487622) 8.7864e-06 TDB period 912.0896805471699 2.50 2.6673e-06 7.303e-09 d yr n .3946980298955177 1.1543e-09 deg/d Q 2.208937167294376 4.3066e-09 au   Orbit Determination Parameters    # obs. used (total)      2380      data-arc span      15381 days (42.11 yr)      first obs. used      1979-01-23      last obs. used      2021-03-04      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .40917      source      ORB      producer      Otto Matic      solution date      2021-Apr-12 14:36:18   Additional Information  Earth MOID = .639114 au   Jupiter MOID = 3.11784 au   T_jup = 3.627  [ 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 13.87   n/a MPCxxxxx   diameter diameter 3.377 km 0.659 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)   rotation period rot_per 4.518 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Kluwak, T. (2019) EPSC-DPS Joint Meeting, Geneva, Switzerland. id. EPSC-DPS2019-1477.] [Polakis, T. (2019) Minor Planet Bull. 46, 287-292.] [Pravec, P.; Wolf, M.; Sarounova, L. (2019) http://www.asu.cas.cz/~ppravec/neo.htm] [Skiff, B.A.; McLelland, K.P.; Sanborn, J.; Pravec, P.; Koehn, B.W. (2019). Minor Planet Bull. 46, 458-503.] [Stephens, R. D.; Warner, B. D. (2019) MPB 46, 298-301.] geometric albedo albedo 0.479   0.198 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)   SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) 3040 Kozai (1979 BA)          Discovered 1979-Jan-23 by Liller, W. at Cerro Tololo Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-May-11 11:55 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin