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5971 Tickell (1991 NT2)
Classification: Main-belt Asteroid          SPK-ID: 2005971
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1651989787436195 6.1572e-08  
a 2.59980076866352 2.0186e-08 au
q 2.170316336743429 1.653e-07 au
i 12.34151189435427 6.2577e-06 deg
node 290.3870057962642 2.8496e-05 deg
peri 2.784969769497869 3.5482e-05 deg
M 320.0659168393398 2.2413e-05 deg
tp 2457570.343818724132
(2016-Jun-30.84381872)
9.5275e-05 JED
period 1531.117529221789
4.19
1.7832e-05
4.882e-08
d
yr
n .2351223816129744 2.7384e-09 deg/d
Q 3.02928520058361 2.3521e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1104  
   data-arc span      23093 days (63.23 yr)  
   first obs. used      1952-01-31  
   last obs. used      2015-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50051  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 15:53:15  

Additional Information
 Earth MOID = 1.15246 au 
 Jupiter MOID = 2.16159 au 
 T_jup = 3.364 
[ 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 12.4 mag n/a MPO337304  
rotation period rot_per 2.99705 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Published Reference List:
[Behrend, R. (2008) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2011) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]

5971 Tickell           Discovered 1991 July 12 by H. E. Holt at Palomar.
British diplomat Crispin Tickell (b. 1930), ambassador to Mexico (1981-1983) and to the U.N. (1987-1990), chaired the board of the Climate Institute of Washington (1990-2002) and the Government Panel on Sustainable Development (1994-2000). He also served on the U.K. government's Task Force on Near-Earth Objects.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060413/MPCPages.arcLast Updated: 2006-04-17

Alternate Designations
 1991 NT2 = 1953 LJ = 1957 LB = 1981 DY3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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