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10429 van Woerden (2546 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2010429
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09229861269205895 4.6964e-08  
a 2.586384255459556 1.6548e-08 au
q 2.347664576792055 1.2419e-07 au
i 14.85117495445278 7.3992e-06 deg
node 185.7568462657881 1.8129e-05 deg
peri 256.2135776514163 4.6719e-05 deg
M 42.25740672253187 4.2568e-05 deg
tp 2457222.164280050005
(2015-Jul-18.66428005)
0.00017918 JED
period 1519.280622295407
4.16
1.4581e-05
3.992e-08
d
yr
n .2369542497396522 2.2741e-09 deg/d
Q 2.825103934127057 1.8075e-08 au
  Orbit Determination Parameters
   # obs. used (total)      899  
   data-arc span      20172 days (55.23 yr)  
   first obs. used      1960-09-24  
   last obs. used      2015-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50098  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:14:21  

Additional Information
 Earth MOID = 1.41008 au 
 Jupiter MOID = 2.42432 au 
 T_jup = 3.369 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9 mag n/a MPO309233  

10429 van Woerden           Discovered 1960 Sept. 24 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Hugo van Woerden (b. 1926) was professor of astronomy in Groningen with a main interest in neutral hydrogen in galaxies. He has been very active in popularizing astronomy and received a Royal Medal "Ridder in de Orde van de Nederlandse Leeuw" in 1992. The citation was prepared by U. Schwarz.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010705/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 2546 P-L = 1979 GD 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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