Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
17606 Wumengchao (1995 ST53)
Classification: Main-belt Asteroid          SPK-ID: 2017606
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3001422440162288 3.4718e-08  
a 2.613689636966927 1.3777e-08 au
q 1.829210964165711 9.0394e-08 au
i 13.57479172400389 5.9267e-06 deg
node 40.51813968333156 1.606e-05 deg
peri 262.3348710761997 2.0513e-05 deg
M 269.1533998542313 1.5286e-05 deg
tp 2458989.980419281563
(2020-May-20.48041928)
6.7074e-05 TDB
period 1543.403393372816
4.23
1.2204e-05
3.341e-08
d
yr
n .2332507506111465 1.8443e-09 deg/d
Q 3.398168309768142 1.7913e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1152  
   data-arc span      13405 days (36.70 yr)  
   first obs. used      1982-08-27  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5069  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:31:53  

Additional Information
 Earth MOID = .872889 au 
 Jupiter MOID = 2.06587 au 
 T_jup = 3.305 
[ 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 14.1   n/a MPO435863  
diameter diameter 8.317 km 0.241 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17606 Wumengchao           Discovered 1995 Sept. 28 by the Beijing Schmidt CCD Asteroid Program at Xinglong.
Wu Mengchao (b. 1922), academician of the Chinese Academy of Sciences, is an expert and pioneer on hepatosurgery. He has established a unique system of liver surgery of China and led the development of hepatosurgery internationally. He won the China State Supreme Science and Technology Award in 2005.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100726/MPCPages.arcLast Updated: 2010-07-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-27 04:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin