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5971 Tickell (1991 NT2)
Classification: Main-belt Asteroid          SPK-ID: 2005971
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1648624748556513 6.7886e-08  
a 2.602724719432716 2.2781e-08 AU
q 2.173633080819058 1.771e-07 AU
i 12.35199754800079 6.776e-06 deg
node 290.427357155589 2.9545e-05 deg
peri 2.168868026324776 3.677e-05 deg
M 179.7839704765834 2.2605e-05 deg
tp 2456034.569702902564
(2012-Apr-17.06970290)
9.7621e-05 JED
period 1533.701287295749
4.20
2.0136e-05
5.513e-08
d
yr
n .2347262814356496 3.0817e-09 deg/d
Q 3.031816358046374 2.6536e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      998  
   data-arc span      22693 days (62.13 yr)  
   first obs. used      1952-01-31  
   last obs. used      2014-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50866  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:13:20  

Additional Information
 Earth MOID = 1.1568 AU 
 T_jup = 3.362 
[ 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 12.3 mag n/a MPO250266  
rotation period rot_per 2.99705 h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) 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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