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Contents

   



(Top)
 


1 Orbit and classification  





2 Physical characteristics  



2.1  Diameter and albedo  





2.2  Rotation period  







3 Naming  





4 References  





5 External links  














32145 Katberman






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From Wikipedia, the free encyclopedia
 


32145 Katberman
Discovery [1]
Discovered byLINEAR
Discovery siteLincoln Lab's ETS
Discovery date7 June 2000
Designations

MPC designation

(32145) Katberman

Named after

Katharine B. Berman
(2016 Intel STS awardee)[2]

Alternative designations

2000 LE30 · 1996 MV
1998 YL15 · 1999 AL37

Minor planet category

main-belt · (inner)[3]
Orbital characteristics[1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc20.76 yr (7,582 days)
Aphelion2.8399 AU
Perihelion1.9889 AU

Semi-major axis

2.4144 AU
Eccentricity0.1762

Orbital period (sidereal)

3.75 yr (1,370 days)

Mean anomaly

236.95°

Mean motion

0° 15m 45.72s / day
Inclination9.0211°

Longitude of ascending node

105.91°

Argument of perihelion

139.73°
Physical characteristics
Dimensions2.91 km (calculated)[3]
4.411±0.775km[4][5]

Synodic rotation period

9.1292±0.0095h[6]
9.140±0.090 h[7]
9.1695±0.0095h[3][6]

Geometric albedo

0.1578±0.0624[4]
0.158±0.062[5]
0.20 (assumed)[3]

Spectral type

S[3]

Absolute magnitude (H)

14.4[4] · 14.578±0.005 (R)[6] · 14.6[1] · 14.670±0.250 (R)[7] · 14.68±0.22[8] · 15.04[3]

32145 Katberman (provisional designation 2000 LE30) is a stony asteroid from the inner regions of the asteroid belt, approximately 4 kilometers in diameter. The asteroid was discovered on 7 June 2000, by the LINEAR team at Lincoln Laboratory's Experimental Test Site in Socorro, New Mexico, United States. It was named for Katharine Berman, a 2016 Intel STS awardee.[2]

Orbit and classification[edit]

Katberman orbits the Sun in the inner main-belt at a distance of 2.0–2.8 AU once every 3 years and 9 months (1,370 days). Its orbit has an eccentricity of 0.18 and an inclination of 9° with respect to the ecliptic.[1]

The asteroid's observation arc begins 4 years prior to its official discovery observation, with a precovery taken by the Steward Observatory's Spacewatch survey at Kitt Peak in June 1996.[2]

Physical characteristics[edit]

Diameter and albedo[edit]

According to the survey carried out by the NEOWISE mission of NASA's space-based Wide-field Infrared Survey Explorer, Katberman measures 4.4 kilometers in diameter and its surface has an albedo of 0.16,[4] while the Collaborative Asteroid Lightcurve Link assumes a standard albedo for a stony asteroid of 0.20 and calculates a diameter of 2.9 kilometers with an absolute magnitude of 15.04.[3]

Rotation period[edit]

In October 2012, and January 2014, three rotational lightcurves of Katberman were obtained from photometric observations at the Palomar Transient Factory in California. Lightcurve analysis gave a rotation periodof9.14, 9.17 and 9.13 hours, respectively, with a corresponding brightness variation of 0.85, 0.80 and 0.70 in magnitude (U=2/2/2).[6][7]

Naming[edit]

This minor planet was named after Katharine Barr Berman (born 1998) awardee in the Intel Science Talent Search of 2016. She was a finalist for her cellular and molecular biology project. At the time, she attended the U.S. Hastings High School in New York.[2] The official naming citation was published by the Minor Planet Center on 21 May 2016 (M.P.C. 100315).[9]

References[edit]

  1. ^ a b c d "JPL Small-Body Database Browser: 32145 Katberman" (2017-03-20 last obs.). Jet Propulsion Laboratory. Retrieved 27 June 2017.
  • ^ a b c d "32145 Katberman". Minor Planet Center. Retrieved 24 May 2016.
  • ^ a b c d e f g "LCDB Data for (32145) Katberman". Asteroid Lightcurve Database (LCDB). Retrieved 24 May 2016.
  • ^ a b c d Mainzer, A.; Grav, T.; Masiero, J.; Hand, E.; Bauer, J.; Tholen, D.; et al. (November 2011). "NEOWISE Studies of Spectrophotometrically Classified Asteroids: Preliminary Results". The Astrophysical Journal. 741 (2): 25. arXiv:1109.6407. Bibcode:2011ApJ...741...90M. doi:10.1088/0004-637X/741/2/90. Retrieved 24 May 2016.
  • ^ a b Masiero, Joseph R.; Mainzer, A. K.; Grav, T.; Bauer, J. M.; Cutri, R. M.; Dailey, J.; et al. (November 2011). "Main Belt Asteroids with WISE/NEOWISE. I. Preliminary Albedos and Diameters". The Astrophysical Journal. 741 (2): 20. arXiv:1109.4096. Bibcode:2011ApJ...741...68M. doi:10.1088/0004-637X/741/2/68. Retrieved 2 December 2016.
  • ^ a b c d Waszczak, Adam; Chang, Chan-Kao; Ofek, Eran O.; Laher, Russ; Masci, Frank; Levitan, David; et al. (September 2015). "Asteroid Light Curves from the Palomar Transient Factory Survey: Rotation Periods and Phase Functions from Sparse Photometry". The Astronomical Journal. 150 (3): 35. arXiv:1504.04041. Bibcode:2015AJ....150...75W. doi:10.1088/0004-6256/150/3/75. Retrieved 24 May 2016.
  • ^ a b c Chang, Chan-Kao; Ip, Wing-Huen; Lin, Hsing-Wen; Cheng, Yu-Chi; Ngeow, Chow-Choong; Yang, Ting-Chang; et al. (August 2015). "Asteroid Spin-rate Study Using the Intermediate Palomar Transient Factory". The Astrophysical Journal Supplement Series. 219 (2): 19. arXiv:1506.08493. Bibcode:2015ApJS..219...27C. doi:10.1088/0067-0049/219/2/27. Retrieved 24 May 2016.
  • ^ Veres, Peter; Jedicke, Robert; Fitzsimmons, Alan; Denneau, Larry; Granvik, Mikael; Bolin, Bryce; et al. (November 2015). "Absolute magnitudes and slope parameters for 250,000 asteroids observed by Pan-STARRS PS1 - Preliminary results". Icarus. 261: 34–47. arXiv:1506.00762. Bibcode:2015Icar..261...34V. doi:10.1016/j.icarus.2015.08.007. Retrieved 24 May 2016.
  • ^ "MPC/MPO/MPS Archive". Minor Planet Center. Retrieved 24 May 2016.
  • External links[edit]


    Retrieved from "https://en.wikipedia.org/w/index.php?title=32145_Katberman&oldid=1197022271"

    Categories: 
    Minor planet object articles (numbered)
    Background asteroids
    Discoveries by LINEAR
    Named minor planets
    Astronomical objects discovered in 2000
    Hidden categories: 
    Use dmy dates from October 2019
    Webarchive template wayback links
    Articles with JPL SBDB identifiers
    Articles with MPC identifiers
     



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