+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   1352 Wawel (1935 CE) Classification: Main-belt Asteroid          SPK-ID: 2001352 [ 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 43 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06426287012968689 2.0824e-08   a 2.779969592193887 9.8318e-09 au q 2.601320767326253 6.1073e-08 au i 3.757774272486086 2.7819e-07 deg node 185.9729018132058 3.5225e-06 deg peri 211.6870932306714 1.367e-05 deg M 290.0214634193459 1.5761e-05 deg tp 2459529.594671509679 (2021-Nov-11.09467151) 7.4817e-05 TDB period 1693.005992014944 4.64 8.9814e-06 2.459e-08 d yr n .2126395309277927 1.1281e-09 deg/d Q 2.958618417061521 1.0464e-08 au   Orbit Determination Parameters    # obs. used (total)      3090      data-arc span      31356 days (85.85 yr)      first obs. used      1935-02-03      last obs. used      2020-12-09      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .42771      source      ORB      producer      Otto Matic      solution date      2021-Apr-12 12:19:56   Additional Information  Earth MOID = 1.60782 au   Jupiter MOID = 2.31975 au   T_jup = 3.327  [ 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 11.22   n/a E2021B10   diameter diameter 19.979 km 0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   rotation period rot_per 16.97 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Brinsfield, J.W. (2008) Minor Planet Bull. 35, 86-87.] [Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.] [Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.] geometric albedo albedo 0.149   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   SMASSII spectral type spec_B X   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) 1352 Wawel (1935 CE)          Discovered 1935-Feb-03 by Arend, S. at Uccle Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1935 CE = 1928 SC = 1933 VF = 1949 HO = 1968 FB1  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-15 03:15 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin