+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   436 Patricia (A898 RC) Classification: Outer Main-belt Asteroid          SPK-ID: 2000436 [ 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 81 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .06900188014227798 3.971e-08   a 3.202077735795024 1.2227e-08 au q 2.981128351663438 1.3006e-07 au i 18.50507424430453 4.1044e-06 deg node 351.308135599389 1.266e-05 deg peri 41.07147840040292 3.5655e-05 deg M 97.53953635327832 3.2092e-05 deg tp 2458633.445998590413 (2019-May-29.94599859) 0.00018597 TDB period 2092.889182578016 5.73 1.1987e-05 3.282e-08 d yr n .1720110185464062 9.8519e-10 deg/d Q 3.423027119926609 1.307e-08 au   Orbit Determination Parameters    # obs. used (total)      2767      data-arc span      44693 days (122.36 yr)      first obs. used      1898-09-13      last obs. used      2021-01-24      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .42748      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 00:46:37   Additional Information  Earth MOID = 2.00152 au   Jupiter MOID = 1.93542 au   T_jup = 3.109  [ 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 10.05   n/a E2021B10   diameter diameter 58.609 km 0.474 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   rotation period rot_per 16.133 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Warner, B.D. (2003) Minor Planet Bull. 30, 21-24.] [Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.] [Warner, B.D. (2011) Minor Planet Bull. 38, 96-101.] [McNeill, A.; Mommert, M.; Trilling, D.E.; Llama, J.; Skiff, B. (2019) Ap. J. Suppl. Series 245, id.29.] [Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.] geometric albedo albedo 0.060   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   436 Patricia (A898 RC)          Discovered 1898-Sep-13 by Wolf, M. and Schwassmann, A. at Heidelberg Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  A898 RC = 1938 XF = 1972 TJ  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Mar-05 17:40 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin