+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   592 Bathseba (A916 BB) Classification: Main-belt Asteroid          SPK-ID: 2000592 [ 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 62 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1335736423364467 3.0055e-08   a 3.023215056902272 9.2965e-09 au q 2.619393210185448 9.2494e-08 au i 10.17425872495283 3.5045e-06 deg node 167.8169167442035 2.0016e-05 deg peri 257.5352428739711 2.4786e-05 deg M 31.89146280768718 1.3974e-05 deg tp 2459030.411900321063 (2020-Jun-29.91190032) 7.4389e-05 TDB period 1920.003364337929 5.26 8.8561e-06 2.425e-08 d yr n .1874996714519498 8.6485e-10 deg/d Q 3.427036903619097 1.0538e-08 au   Orbit Determination Parameters    # obs. used (total)      3190      data-arc span      41950 days (114.85 yr)      first obs. used      1906-03-19      last obs. used      2021-01-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .43835      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 00:48:02   Additional Information  Earth MOID = 1.65522 au   Jupiter MOID = 1.98157 au   T_jup = 3.208  [ 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 9.6   n/a MPO502158   diameter diameter 43.787 km 0.778 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   rotation period rot_per 7.7465 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Behrend, R. (2012) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Benishek, V. (2013) Minor Planet Bull. 40, 100-101.] geometric albedo albedo 0.155   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   SMASSII spectral type spec_B K   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) 592 Bathseba (A916 BB)          Discovered 1906-Mar-18 by Wolf, M. at Heidelberg Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ show close-approach data ] Alternate Designations  A916 BB = 1948 EB = A906 FJ = A909 VA = A914 UB = A919 QB  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-07 09:18 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin