+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   1110 Jaroslawa (1928 PD) Classification: Main-belt Asteroid          SPK-ID: 2001110 [ 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 41 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2416129695087839 3.1071e-08   a 2.218502716979804 5.2008e-09 au q 1.682483687667008 7.0728e-08 au i 5.855276804613946 3.3042e-06 deg node 241.7369620258657 3.2121e-05 deg peri 78.55703713925499 3.2942e-05 deg M 344.1099428338299 9.4321e-06 deg tp 2459253.773512612583 (2021-Feb-08.27351261) 3.1727e-05 TDB period 1206.947485460334 3.30 4.2441e-06 1.162e-08 d yr n .2982731264920734 1.0489e-09 deg/d Q 2.754521746292599 6.4574e-09 au   Orbit Determination Parameters    # obs. used (total)      3288      data-arc span      33667 days (92.18 yr)      first obs. used      1928-08-10      last obs. used      2020-10-13      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .39295      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 19:04:16   Additional Information  Earth MOID = .680108 au   Jupiter MOID = 2.58904 au   T_jup = 3.606  [ hide covariance matrix ] Orbital Elements at Epoch 2456726.5 (2014-Mar-10.0) TDB Reference: JPL 41 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2421555899485725 3.1162e-08   q 1.680987127552273 7.0945e-08 au tp 2456839.502621292081 (2014-Jul-01.00262129) 2.7647e-05 TDB node 241.8726218473596 3.2147e-05 deg peri 78.30406520446702 3.2954e-05 deg i 5.853305056527963 3.3029e-06 deg   Orbit Determination Parameters    # obs. used (total)      3288      data-arc span      33667 days (92.18 yr)      first obs. used      1928-08-10      last obs. used      2020-10-13      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .39295      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 19:04:16   Additional Information  Jupiter MOID = 2.58904 au   T_jup = 3.606  Orbit Covariance (6×6)   e q tp node peri i e 9.710437038360835E-16 -2.207946030273988E-15 -3.564228075140242E-14 6.206816067004072E-16 5.590169828579221E-15 -2.21182892872893E-16 q -2.207946030273988E-15 5.033159674130732E-15 1.163415082416005E-13 -1.60658540160776E-15 -4.382811590996202E-15 5.913126766854082E-16 tp -3.564228075140242E-14 1.163415082416005E-13 7.643810293862306E-10 -3.012182282139777E-12 2.103252703140681E-10 4.227868504699269E-13 node 6.206816067004072E-16 -1.60658540160776E-15 -3.012182282139777E-12 1.033459452474149E-9 -1.028459855869622E-9 -1.353448565956554E-11 peri 5.590169828579221E-15 -4.382811590996202E-15 2.103252703140681E-10 -1.028459855869622E-9 1.085996811889827E-9 1.355481814203537E-11 i -2.21182892872893E-16 5.913126766854082E-16 4.227868504699269E-13 -1.353448565956554E-11 1.355481814203537E-11 1.090938736637373E-11 [ 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 11.50   n/a E2021B10   diameter diameter 12.306 km 0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   rotation period rot_per 97.4 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Clark, M. (2013) Minor Planet Bull. 40, 11-12.] [Pilcher, F.; Ferrero, A.; Klinglesmith III, D.A.; Hanowell, J. (2015) Minor Planet Bull. 42, 90-91.] [Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.] geometric albedo albedo 0.237   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   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) 1110 Jaroslawa (1928 PD)          Discovered 1928-Aug-10 by Neujmin, G. at Simeis Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ show close-approach data ] Alternate Designations  1928 PD = 1934 FN = A917 FA  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Feb-27 22:38 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin