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26232 Antink (1998 QW8)
Classification: Main-belt Asteroid          SPK-ID: 2026232
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .168931437625963 3.0515e-08  
a 2.405386746836772 8.1587e-09 au
q 1.999041305647198 7.6652e-08 au
i 2.68073069940699 4.1527e-06 deg
node 10.56741632384512 6.952e-05 deg
peri 298.457084589052 7.0836e-05 deg
M 307.8097637785693 1.2957e-05 deg
tp 2459198.043415915832
(2020-Dec-14.54341592)
4.9103e-05 TDB
period 1362.623258265644
3.73
6.9327e-06
1.898e-08
d
yr
n .2641962830270566 1.3442e-09 deg/d
Q 2.811732188026347 9.537e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1480  
   data-arc span      15980 days (43.75 yr)  
   first obs. used      1976-10-22  
   last obs. used      2020-07-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52346  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:30:06  

Additional Information
 Earth MOID = .986198 au 
 Jupiter MOID = 2.4433 au 
 T_jup = 3.502 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO431804  
diameter diameter 6.287 km 1.362 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
rotation period rot_per 35.503 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.041   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

26232 Antink           Discovered 1998 Aug. 17 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Suzanne Antink mentored a finalist in the 2010 Intel Science Talent Search (STS), a science competition for high school seniors. She teaches at the Palo Alto Senior High School, Palo Alto, California.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100228/MPCPages.arcLast Updated: 2010-10-29

[ show close-approach data ]
Alternate Designations
 1998 QW8 = 1976 UW6 = 2001 FH43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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