+ 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 26 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08088349633547921 3.8701e-08   a 2.281311380958275 7.0738e-09 au q 2.096790940236449 9.0475e-08 au i 6.173255618013369 3.6752e-06 deg node 174.9156982292811 2.7842e-05 deg peri 6.496948022734584 3.4207e-05 deg M 351.2848052388352 1.9057e-05 deg tp 2459030.968415789715 (2020-Jun-30.46841579) 6.6615e-05 TDB period 1258.563920243506 3.45 5.8537e-06 1.603e-08 d yr n .286040298954659 1.3304e-09 deg/d Q 2.465831821680101 7.6459e-09 au   Orbit Determination Parameters    # obs. used (total)      1407      data-arc span      10448 days (28.61 yr)      first obs. used      1991-10-30      last obs. used      2020-06-07      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .49666      source      ORB      producer      Otto Matic      solution date      2020-Nov-13 00:43:54   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 15.29   n/a E2021B10   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 ] 2021-Feb-25 16:40 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin