Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1543276007767534 5.4322e-08  
a 2.253496604615877 1.0932e-08 au
q 1.905719880266949 1.2163e-07 au
i 5.663150114917495 5.2758e-06 deg
node 111.5573358030784 5.3853e-05 deg
peri 262.2320057758919 5.72e-05 deg
M 150.3172906976659 1.7925e-05 deg
tp 2456884.570658196743
(2014-Aug-15.07065820)
6.2058e-05 JED
period 1235.616755644842
3.38
8.9912e-06
2.462e-08
d
yr
n .2913524750739752 2.1201e-09 deg/d
Q 2.601273328964806 1.2619e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1351  
   data-arc span      22197 days (60.77 yr)  
   first obs. used      1955-02-24  
   last obs. used      2015-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .44482  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 12:59:05  

Additional Information
 Earth MOID = .914281 au 
 Jupiter MOID = 2.86962 au 
 T_jup = 3.603 
[ 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 13.2 mag n/a MPO309198  

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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-10 02:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin