+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   34779 Chungchiyung (2001 RW11) Classification: Main-belt Asteroid          SPK-ID: 2034779 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08088349593260016 3.8703e-08   a 2.281311381064459 7.0919e-09 au q 2.096790941253138 9.0481e-08 au i 6.173255640303211 3.6753e-06 deg node 174.9157009814011 2.8015e-05 deg peri 6.496945527815972 3.4365e-05 deg M 351.2848049214194 1.9121e-05 deg tp 2459030.968416901531 (2020-Jun-30.46841690) 6.6841e-05 TDB period 1258.563920331376 3.45 5.8688e-06 1.607e-08 d yr n .2860402989346882 1.3338e-09 deg/d Q 2.465831820875781 7.6655e-09 au   Orbit Determination Parameters    # obs. used (total)      1393      data-arc span      10406 days (28.49 yr)      first obs. used      1991-10-30      last obs. used      2020-04-26      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .49196      source      ORB      producer      Otto Matic      solution date      2020-May-20 07:52:02   Additional Information  Earth MOID = 1.09971 au   Jupiter MOID = 2.49107 au   T_jup = 3.593  [ 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 15.3   n/a MPO468163   diameter diameter 3.516 km 0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.143   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   34779 Chungchiyung           Discovered 2001 Sept. 10 by W. K. Y. Yeung at the Desert Eagle Observatory. Chung Chi-Yung (b. 1920), together with her husband Henry Hung-lick Hu, founded Shue Yan College in 1971, and Chung served as the college's principal for many years. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20070402/MPCPages.arc Last Updated: 2007-07-05 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2020-Jul-13 12:41 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin