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6176 Horrigan (1985 BH)
Classification: Main-belt Asteroid          SPK-ID: 2006176
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1542640630746229 5.593e-08  
a 2.252632175929455 1.441e-08 AU
q 1.905131983857949 1.272e-07 AU
i 5.665496285276469 6.915e-06 deg
node 111.5745053802825 6.017e-05 deg
peri 261.9557784279718 6.5368e-05 deg
M 335.7189354891033 3.0319e-05 deg
tp 2456883.791191275915
(2014-Aug-14.29119128)
0.00010437 JED
period 1234.905860320622
3.38
1.185e-05
3.244e-08
d
yr
n .2915201972614594 2.7974e-09 deg/d
Q 2.600132368000962 1.6633e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1000  
   data-arc span      21362 days (58.49 yr)  
   first obs. used      1955-02-24  
   last obs. used      2013-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46884  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 18:19:50  

Additional Information
 Earth MOID = .913994 AU 
 T_jup = 3.604 
[ 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 13.1 mag n/a PDS3 (MPC 28114)  

6176 Horrigan           Discovered 1985 Jan. 16 by Z. Vavrova at Klet.
Barbara Llewellyn Horrigan (1915-2005) was an active member of the Arlington Friends of the Drama (Massachusetts) for 72 years. In addition to appearing on-stage in numerous shows, she also directed, designed sets and costumes and acted as makeup artist. She was AFD president from 1960 to 1963.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20051215/MPCPages.arcLast Updated: 2006-03-22

Alternate Designations
 1985 BH = 1955 DJ = 1960 XC = 1963 SG = 1979 HJ3 = 1990 KD2 = 1990 SM16 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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