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

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1659970689961705 4.8638e-08  
a 2.599363071431721 1.3517e-08 au
q 2.167876420317172 1.3015e-07 au
i 12.34435763436 5.1235e-06 deg
node 290.3725451973023 1.9847e-05 deg
peri 2.82499169743321 2.3862e-05 deg
M 242.1223762953861 1.4268e-05 deg
tp 2459101.719219069858
6.1324e-05 TDB
period 1530.730881692233
n .2351817712085468 1.8345e-09 deg/d
Q 3.03084972254627 1.5761e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1857  
   data-arc span      24572 days (67.27 yr)  
   first obs. used      1952-01-31  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44908  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 01:13:13  

Additional Information
 Earth MOID = 1.15111 au 
 Jupiter MOID = 2.16857 au 
 T_jup = 3.364 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.4   n/a MPO337304  
diameter diameter 8.719 km 0.343 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 2.99705 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Behrend, R. (2008) Observatoire de Geneve web site,]
[Behrend, R. (2011) Observatoire de Geneve web site,]
geometric albedo albedo 0.368   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  

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 | Mission Design | Physical Parameters | Discovery Circumstances ]
FirstGov 2019-Dec-07 15:02 UT
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