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词条 2006 Polonskaya
释义

  1. Classification and orbit

  2. Physical characteristics

      Lightcurves    Diameter and albedo  

  3. Satellite

  4. Naming

  5. References

  6. External links

{{Infobox planet
| minorplanet = yes
| name = 2006 Polonskaya
| background = #D6D6D6
| image =
| image_size =
| caption =
| discovery_ref =  
| discovered = 22 September 1973
| discoverer = N. Chernykh
| discovery_site = {{nowrap|Crimean Astrophysical Obs.}}
| mpc_name = (2006) Polonskaya
| alt_names = {{mp|1973 SB|3}}{{·}}1941 SD
1948 QH{{·}}1966 VC
| named_after = Elene Polonskaya
{{small|(Russian astronomer)}}[2]
| mp_category = main-belt{{·}}Flora [3]
| orbit_ref =  
| epoch = 4 September 2017 (JD 2458000.5)
| uncertainty = 0
| observation_arc = 67.04 yr (24,485 days)
| aphelion = 2.7729 AU
| perihelion = 1.8764 AU
| semimajor = 2.3247 AU
| eccentricity = 0.1928
| period = 3.54 yr (1,295 days)
| mean_anomaly = 134.28°
| mean_motion = {{Deg2DMS|0.2781|sup=ms}} / day
| inclination = 4.9178°
| asc_node = 0.9820°
| arg_peri = 24.348°
| satellites = 1 [3][6]
| dimensions = {{val|4.625|0.163}} km[7][8]
{{val|4.804}} km[3][10]
| density = {{val|1.6|u=g/cm3}}[6]
| rotation = {{val|3.114|0.002}} h[12]
{{val|3.11789|0.00013}} h[12]
{{val|3.11809|0.00013}} h[12]
{{val|3.1183}} h[15]
{{val|6.69|0.01}} h[16]
| albedo = {{val|0.3498}}[10]
{{val|0.354|0.096}}[7][8]
| spectral_type = S [3]
| abs_magnitude = {{val|12.96|0.03}} {{small|(R)}}[12]{{·}}13.0{{·}}{{val|13.35|0.071}}[3][10]{{·}}13.42[7]
}}{{infobox planet
|name = S/2005 (2006) 1
|discoverer = D. Pray, P. Pravec, P. Kusnirak, W. Cooney, J. Gross, and D. Terrell
|discovered = 2005/11/01
|discovery_method = Light curve
|semimajor = 8.5 km
|eccentricity =
|period = 0.7979 ± 0.0008 d
19 hours, 9 ± 1 minutes
|angular_dist = 13 mas (maximum)
|satellite_of = 2006 Polonskaya
|volume = 0.5 km3 (assumed)
|dimensions = 0.99 km
|sidereal_day = 6.6571 ± 0.0002 h
|magnitude = <3.3 fainter than primary
|abs_magnitude = 18.1
}}2006 Polonskaya, provisional designation {{mp|1973 SB|3}}, is a stony Florian asteroid and asynchronous binary system from the inner regions of the asteroid belt, approximately 5 kilometers in diameter. It was discovered on 22 September 1973, by Soviet astronomer Nikolai Chernykh at the Crimean Astrophysical Observatory in Nauchnij, on the Crimean peninsula, and later named after Russian astronomer Elene Polonskaya.[2][27]

Classification and orbit

Polonskaya is a member of the Flora family, one of the largest collisional populations of stony asteroids. It orbits the Sun in the inner main-belt at a distance of 1.9–2.8 AU once every 3 years and 6 months (1,295 days). Its orbit has an eccentricity of 0.19 and an inclination of 5° with respect to the ecliptic.

Physical characteristics

Lightcurves

Several rotational lightcurves of Polonskaya were obtained from photometric observations. Lightcurve analysis gave a rotation period between 3.114 and 3.1183 hours with a brightness amplitude of 0.18–0.10 magnitude for the best rated results ({{small|U=3/3/3/3}}).[12][15]

Diameter and albedo

According to the survey carried out by NASA's Wide-field Infrared Survey Explorer with its subsequent NEOWISE mission, Polonskaya measures 4.625 kilometers in diameter and its surface has an albedo of 0.354.[7][8] The Collaborative Asteroid Lightcurve Link adopts Petr Pravec's revised WISE-data, that is, an albedo of 0.3498 and a diameter of 4.80 kilometers based on an absolute magnitude of 13.35.[3][10]

Satellite

In 2005, it was claimed that lightcurve observations indicate that Polonskaya has a small moon about 0.99 km in diameter.[1] However, the non-synchronously rotating binary still needs to be fully resolved in order to confirm such satellite. Alternatively, the presence of another body has also been suggested to explain the lightcurve's irregular period, which would make it a trinary asteroid.[2]

Naming

This minor planet was named after Russian astronomer Elena Ivanovna Kazimirchak-Polonskaya (1902–1992), who researched the motion and orbital evolution of comets, in particular the capture of comets by major planets. She was a member of IAU's Commission XX, and was awarded the F. A. Bredikhin prize.[2] The approved naming citation was published by the Minor Planet Center before November 1977 ({{small|M.P.C. 4481}}).[38]

References

1. ^{{cite web |last1=Johnston |first1=Robert |title=(2006) Polonskaya |url=http://www.johnstonsarchive.net/astro/astmoons/am-02006.html |website=johnstonsarchive.net |accessdate=28 May 2015}}
2. ^{{cite web |url=http://www.cbat.eps.harvard.edu/iauc/08600/08630.html#Item3 |title=IAUC 8630, 2006 |publisher=CBAT–IAU Central Bureau for Astronomical Telegrams |date=16 November 2005 |accessdate= 23 August 2016}}
3. ^{{cite book |title = Dictionary of Minor Planet Names – (2006) Polonskaya |last = Schmadel | first = Lutz D. |publisher = Springer Berlin Heidelberg |page = 162 |date = 2007 |isbn = 978-3-540-00238-3 |doi = 10.1007/978-3-540-29925-7_2007 |chapter = (2006) Polonskaya }}
4. ^{{cite web |title = 2006 Polonskaya (1973 SB3) |work = Minor Planet Center |url = http://www.minorplanetcenter.net/db_search/show_object?object_id=2006 |accessdate = 29 June 2017}}
5. ^{{cite web |title = MPC/MPO/MPS Archive |work = Minor Planet Center |url = http://www.minorplanetcenter.net/iau/ECS/MPCArchive/MPCArchive_TBL.html |accessdate = 29 June 2017}}
6. ^{{cite web |title = Asteroids and comets rotation curves – (2006) Polonskaya |last = Behrend |first = Raoul |publisher = Geneva Observatory |url = http://obswww.unige.ch/~behrend/page4cou.html#002006 |accessdate = 29 June 2017}}
7. ^{{cite journal |display-authors = 6 |first1 = Joseph R. |last1 = Masiero |first2 = A. K. |last2 = Mainzer |first3 = T. |last3 = Grav |first4 = J. M. |last4 = Bauer |first5 = R. M. |last5 = Cutri |first6 = J. |last6 = Dailey |first7 = P. R. M. |last7 = Eisenhardt |first8 = R. S. |last8 = McMillan |first9 = T. B. |last9 = Spahr |first10 = M. F. |last10 = Skrutskie |first11 = D. |last11 = Tholen |first12 = R. G. |last12 = Walker |first13 = E. L. |last13 = Wright |first14 = E. |last14 = DeBaun |first15 = D. |last15 = Elsbury |first16 = T., IV |last16 = Gautier |first17 = S. |last17 = Gomillion |first18 = A. |last18 = Wilkins |date = November 2011 |title = Main Belt Asteroids with WISE/NEOWISE. I. Preliminary Albedos and Diameters |url = http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2011ApJ...741...68M |journal = The Astrophysical Journal |volume = 741 |issue = 2 |page = 20 |bibcode = 2011ApJ...741...68M |doi = 10.1088/0004-637X/741/2/68 |arxiv = 1109.4096 |access-date= 29 June 2017}}
8. ^{{cite web |title = LCDB Data for (2006) Polonskaya |publisher = Asteroid Lightcurve Database (LCDB) |url = http://www.minorplanet.info/PHP/GenerateALCDEFPage_Local.php?AstInfo=2006%7CPolonskaya |accessdate = 29 June 2017}}
9. ^{{cite journal |display-authors = 6 |first1 = A. |last1 = Mainzer |first2 = T. |last2 = Grav |first3 = J. |last3 = Masiero |first4 = E. |last4 = Hand |first5 = J. |last5 = Bauer |first6 = D. |last6 = Tholen |first7 = R. S. |last7 = McMillan |first8 = T. |last8 = Spahr |first9 = R. M. |last9 = Cutri |first10 = E. |last10 = Wright |first11 = J. |last11 = Watkins |first12 = W. |last12 = Mo |first13 = C. |last13 = Maleszewski |date = November 2011 |title = NEOWISE Studies of Spectrophotometrically Classified Asteroids: Preliminary Results |journal = The Astrophysical Journal |volume = 741 |issue = 2 |page = 25 |bibcode = 2011ApJ...741...90M |doi = 10.1088/0004-637X/741/2/90 |arxiv = 1109.6407 }}
10. ^{{Cite journal |first1 = Petr |last1 = Pravec |first2 = Alan W. |last2 = Harris |first3 = Peter |last3 = Kusnirák |first4 = Adrián |last4 = Galád |first5 = Kamil |last5 = Hornoch |date = September 2012 |title = Absolute magnitudes of asteroids and a revision of asteroid albedo estimates from WISE thermal observations |url = http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2012Icar..221..365P |journal = Icarus |volume = 221 |issue = 1 |pages = 365–387 |bibcode = 2012Icar..221..365P |doi = 10.1016/j.icarus.2012.07.026 |access-date= 29 June 2017}}
11. ^{{Cite journal |first1 = D. |last1 = Pray |first2 = P. |last2 = Pravec |first3 = P. |last3 = Kusnirak |first4 = W. |last4 = Cooney |first5 = J. |last5 = Gross |first6 = D. |last6 = Terrell |date = November 2005 |title = (2006) Polonskaya |url = http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2005IAUC.8630....3P |journal = IAU Circ. |volume = 8630 |issue = 8630 |pages = 3 |bibcode = 2005IAUC.8630....3P |access-date= 29 June 2017}}
12. ^{{Cite journal |display-authors = 6 |first1 = P. |last1 = Pravec |first2 = P. |last2 = Scheirich |first3 = D. |last3 = Vokrouhlický |first4 = A. W. |last4 = Harris |first5 = P. |last5 = Kusnirák |first6 = K. |last6 = Hornoch |first7 = D. P. |last7 = Pray |first8 = D. |last8 = Higgins |first9 = A. |last9 = Galád |first10 = J. |last10 = Világi |first11 = S. |last11 = Gajdos |first12 = L. |last12 = Kornos |first13 = J. |last13 = Oey |first14 = M. |last14 = Husárik |first15 = W. R. |last15 = Cooney |first16 = J. |last16 = Gross |first17 = D. |last17 = Terrell |first18 = R. |last18 = Durkee |first19 = J. |last19 = Pollock |first20 = D. E. |last20 = Reichart |first21 = K. |last21 = Ivarsen |first22 = J. |last22 = Haislip |first23 = A. |last23 = LaCluyze |first24 = Yu. N. |last24 = Krugly |first25 = N. |last25 = Gaftonyuk |first26 = R. D. |last26 = Stephens |first27 = R. |last27 = Dyvig |first28 = V. |last28 = Reddy |first29 = V. |last29 = Chiorny |first30 = O. |last30 = Vaduvescu |last31 = Longa-Peñ |first32 = P. |last32 = a |first33 = A. |last33 = Tudorica |first34 = B. D. |last34 = Warner |first35 = G. |last35 = Masi |first36 = J. |last36 = Brinsfield |last37 = Gonç |first38 = R. |last38 = alves |first39 = P. |last39 = Brown |first40 = Z. |last40 = Krzeminski |first41 = O. |last41 = Gerashchenko |first42 = V. |last42 = Shevchenko |first43 = I. |last43 = Molotov |first44 = F. |last44 = Marchis |date = March 2012 |title = Binary asteroid population. 2. Anisotropic distribution of orbit poles of small, inner main-belt binaries |url = http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2012Icar..218..125P |journal = Icarus |volume = 218 |issue = 1 |pages = 125–143 |bibcode = 2012Icar..218..125P |doi = 10.1016/j.icarus.2011.11.026 |access-date= 29 June 2017}}
[3][4][5][6][7][8][9][10][11][12]

}}

External links

  • Asteroids with Satellites, Robert Johnston, johnstonsarchive.net
  • Asteroid Lightcurve Database (LCDB), query form (info)
  • [https://books.google.com/books?id=aeAg1X7afOoC&pg Dictionary of Minor Planet Names], Google books
  • Asteroids and comets rotation curves, CdR – Observatoire de Genève, Raoul Behrend
  • Discovery Circumstances: Numbered Minor Planets (1)-(5000) – Minor Planet Center
  • {{JPL small body}}
{{Minor planets navigator |2005 Hencke |number=2006 |2007 McCuskey}}{{Small Solar System bodies}}{{DEFAULTSORT:Polonskaya}}

7 : Flora asteroids|Discoveries by Nikolai Chernykh|Minor planets named for people|Named minor planets|Binary asteroids|Astronomical objects discovered in 1973|Astronomical objects discovered in 2005

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