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JPL Small-Body Database Browser
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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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08088349580283845 3.9255e-08  
a 2.281311381091005 7.2481e-09 au
q 2.096790941573563 9.1501e-08 au
i 6.173256206306441 3.7701e-06 deg
node 174.9157064301924 2.9546e-05 deg
peri 6.496940454986428 3.5741e-05 deg
M 351.2848045640156 1.9586e-05 deg
tp 2459030.968418151550
(2020-Jun-30.46841815)
6.8474e-05 TDB
period 1258.563920353343
3.45
5.998e-06
1.642e-08
d
yr
n .2860402989296957 1.3632e-09 deg/d
Q 2.465831820608446 7.8344e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1276  
   data-arc span      10325 days (28.27 yr)  
   first obs. used      1991-10-30  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50407  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:35:03  

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.arcLast Updated: 2007-07-05

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2072-Aug-17 11:45 < 00:01 Vesta 0.0168487034790514 0.0168384394809434 0.016858967504347 3.52219558599 3.52219358098823 2478071.989338299 0.546202059407094 510.45630996112 31.5719434607732 -4.00463532117769 7393.38668621693 T 24 CATAB v2.0f-lin.ifort 2020-Feb-23 03:35:17 2020-Feb-23 03:35
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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