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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09214617137140921 5.3125e-08  
a 2.585958136743243 1.8513e-08 AU
q 2.34767199511561 1.432e-07 AU
i 14.85046076400943 8.1542e-06 deg
node 185.7604398144573 1.8574e-05 deg
peri 256.0389329442863 5.0286e-05 deg
M 307.606512978722 4.7237e-05 deg
tp 2457221.557607153168
(2015-Jul-18.05760715)
0.00020026 JED
period 1518.905175042483
4.16
1.631e-05
4.465e-08
d
yr
n .2370128207575111 2.5451e-09 deg/d
Q 2.824244278370876 2.0218e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      821  
   data-arc span      19799 days (54.21 yr)  
   first obs. used      1960-09-24  
   last obs. used      2014-12-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50912  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 00:33:59  

Additional Information
 Earth MOID = 1.41036 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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