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词条 3960 Chaliubieju
释义

  1. Orbit and classification

  2. Physical characteristics

      Rotation period    Diameter and albedo  

  3. Naming

  4. References

  5. External links

{{Infobox planet
| minorplanet = yes
| name = 3960 Chaliubieju
| background = #D6D6D6
| image =
| image_size =
| caption =
| discovery_ref =  
| discoverer = Purple Mountain Obs.
| discovery_site = Purple Mountain Obs.
| discovered = 20 January 1955
| mpc_name = (3960) Chaliubieju
| alt_names = 1955 BG{{·}}{{mp|1984 YZ|3}}
A921 EF
| pronounced =
| named_after = Cha Liubieju [2]
{{small|(friend of a discoverer)}}
| mp_category = main-belt{{·}}{{small|(middle)}} [3]
| orbit_ref =  
| epoch = 4 September 2017 (JD 2458000.5)
| uncertainty = 0
| observation_arc = 62.45 yr (22,811 days)
| aphelion = 3.3782 AU
| perihelion = 1.9050 AU
| semimajor = 2.6416 AU
| eccentricity = 0.2788
| period = 4.29 yr (1,568 days)
| mean_anomaly = 217.16°
| mean_motion = {{Deg2DMS|0.2296|sup=ms}} / day
| inclination = 14.414°
| asc_node = 84.839°
| arg_peri = 12.605°
| dimensions = {{val|7.13|1.18}} km[5]
{{val|8.13|1.44}} km[6]
{{val|8.997|0.259}} km[7]
{{val|9.00|0.26}} km[7]
14.57 km {{small|(calculated)}}[3]
| rotation = {{val|3.984|0.002}} h[10]
{{val|3.986|0.001}} h[11]
| albedo = 0.10 {{small|(assumed)}}[3]
{{val|0.288|0.030}}[7]
{{val|0.32|0.17}}[6]
{{val|0.34|0.11}}[5]
| spectral_type = S [3]
| abs_magnitude = 12.20[6][7]{{·}}12.3[3]{{·}}{{val|12.38|0.25}}[20]{{·}}12.4{{·}}12.57[5]
}}3960 Chaliubieju, provisional designation {{mp|1955 BG}}, is a stony asteroid from the central regions of the asteroid belt, approximately 9 kilometers in diameter. It was discovered on 20 January 1955, by astronomers at the Purple Mountain Observatory in Nanjing, China.[23] The asteroid was named after Cha Liubieju, a friend of one of the discoverers.[2]

Orbit and classification

Chaliubieju is an asteroid of the main belt's background population that does not belong to any known asteroid family. It orbits the Sun in the central main-belt at a distance of 1.9–3.4 AU once every 4 years and 3 months (1,568 days). Its orbit has an eccentricity of 0.28 and an inclination of 14° with respect to the ecliptic.

The asteroid was first identified as {{mp|A921 EF}} at Bergedorf Observatory in March 1921. The body's observation arc begins at Nanjing, two days after its official discovery observation.[23]

Physical characteristics

Chaliubieju is an assumed S-type asteroid.[3]

Rotation period

In February 2011, a rotational lightcurve of Chaliubieju was obtained French amateur astronomer Pierre Antonini. Lightcurve analysis gave a rotation period of 3.986 hours with a brightness variation of 0.27 magnitude ({{small|U=3}}).[11] One month later another photometric observation at the Astronomical Research Observatory ({{small|H21}}) gave a concurring period of 3.984 hours and an amplitude of 0.30 magnitude ({{small|U=3-}}).[10]

Diameter and albedo

According to the survey carried out by the NEOWISE mission of NASA's Wide-field Infrared Survey Explorer, Chaliubieju measures between 7.13 and 9.00 kilometers in diameter and its surface has an albedo between 0.288 and 0.34,[5][6][7] while the Collaborative Asteroid Lightcurve Link assumes an albedo of 0.10 and calculates a diameter of 14.57 kilometers based on an absolute magnitude of 12.3.[3]

Naming

This minor planet was named after Cha Liubieju, a friend of one of the discovering astronomers at the Purple Mountain Observatory. Liubieju is noted for her social work with sick and destitute mothers and children in China.[2] The official naming citation was published by the Minor Planet Center on 5 October 1998 ({{small|M.P.C. 32787}}).[35]

References

1. ^{{cite book |title = Dictionary of Minor Planet Names – (3960) Chaliubieju |last = Schmadel | first = Lutz D. |publisher = Springer Berlin Heidelberg |page = 337 |date = 2007 |isbn = 978-3-540-00238-3 |doi = 10.1007/978-3-540-29925-7_3948 |chapter = (3960) Chaliubieju }}
2. ^{{cite web |title = 3960 Chaliubieju (1955 BG) |work = Minor Planet Center |url = http://www.minorplanetcenter.net/db_search/show_object?object_id=3960 |accessdate = 14 September 2017}}
3. ^{{cite web |title = MPC/MPO/MPS Archive |work = Minor Planet Center |url = http://www.minorplanetcenter.net/iau/ECS/MPCArchive/MPCArchive_TBL.html |accessdate = 14 September 2017}}
4. ^{{cite web |title = Asteroids and comets rotation curves – (3960) Chaliubieju |last = Behrend |first = Raoul |publisher = Geneva Observatory |url = http://obswww.unige.ch/~behrend/page4cou.html#003960 |accessdate = 14 September 2017}}
5. ^{{cite web |title = LCDB Data for (3960) Chaliubieju |publisher = Asteroid Lightcurve Database (LCDB) |url = http://www.minorplanet.info/PHP/GenerateALCDEFPage_Local.php?AstInfo=3960%7CChaliubieju |accessdate = 14 September 2017}}
6. ^{{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 = C. |last6 = Nugent |first7 = M. S. |last7 = Cabrera |date = November 2012 |title = Preliminary Analysis of WISE/NEOWISE 3-Band Cryogenic and Post-cryogenic Observations of Main Belt Asteroids |url = http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2012ApJ...759L...8M |journal = The Astrophysical Journal Letters |volume = 759 |issue = 1 |page = 5 |bibcode = 2012ApJ...759L...8M |doi = 10.1088/2041-8205/759/1/L8 |arxiv = 1209.5794 |access-date= 14 September 2017}}
7. ^{{cite journal |display-authors = 6 |first1 = C. R. |last1 = Nugent |first2 = A. |last2 = Mainzer |first3 = J. |last3 = Masiero |first4 = J. |last4 = Bauer |first5 = R. M. |last5 = Cutri |first6 = T. |last6 = Grav |first7 = E. |last7 = Kramer |first8 = S. |last8 = Sonnett |first9 = R. |last9 = Stevenson |first10 = E. L. |last10 = Wright |date = December 2015 |title = NEOWISE Reactivation Mission Year One: Preliminary Asteroid Diameters and Albedos |url = http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2015ApJ...814..117N |journal = The Astrophysical Journal |volume = 814 |issue = 2 |page = 13 |bibcode = 2015ApJ...814..117N |doi = 10.1088/0004-637X/814/2/117 |arxiv = 1509.02522 |access-date= 14 September 2017}}
8. ^{{cite journal |display-authors = 6 |first1 = C. R. |last1 = Nugent |first2 = A. |last2 = Mainzer |first3 = J. |last3 = Bauer |first4 = R. M. |last4 = Cutri |first5 = E. A. |last5 = Kramer |first6 = T. |last6 = Grav |first7 = J. |last7 = Masiero |first8 = S. |last8 = Sonnett |first9 = E. L. |last9 = Wright |date = September 2016 |title = NEOWISE Reactivation Mission Year Two: Asteroid Diameters and Albedos |url = http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2016AJ....152...63N |journal = The Astronomical Journal |volume = 152 |issue = 3 |page = 12 |bibcode = 2016AJ....152...63N |doi = 10.3847/0004-6256/152/3/63 |arxiv = 1606.08923 |access-date= 14 September 2017}}
9. ^{{Cite journal |first1 = Tyler R. |last1 = Linder |first2 = Ryan |last2 = Sampson |first3 = Robert |last3 = Holmes |date = January 2013 |title = Astronomical Research Institute Photometric Results |url = http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2013MPBu...40....4L |journal = The Minor Planet Bulletin |volume = 40 |issue = 1 |pages = 4–6 |issn = 1052-8091 |bibcode = 2013MPBu...40....4L |access-date= 14 September 2017}}
10. ^{{cite journal |display-authors = 6 |first1 = Peter |last1 = Veres |first2 = Robert |last2 = Jedicke |first3 = Alan |last3 = Fitzsimmons |first4 = Larry |last4 = Denneau |first5 = Mikael |last5 = Granvik |first6 = Bryce |last6 = Bolin |first7 = Serge |last7 = Chastel |first8 = Richard J. |last8 = Wainscoat |first9 = William S. |last9 = Burgett |first10 = Kenneth C. |last10 = Chambers |first11 = Heather |last11 = Flewelling |first12 = Nick |last12 = Kaiser |first13 = Eugen A. |last13 = Magnier |first14 = Jeff S. |last14 = Morgan |first15 = Paul A. |last15 = Price |first16 = John L. |last16 = Tonry |first17 = Christopher |last17 = Waters |date = November 2015 |title = Absolute magnitudes and slope parameters for 250,000 asteroids observed by Pan-STARRS PS1 - Preliminary results |url = http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2015Icar..261...34V |journal = Icarus |volume = 261 |pages = 34–47 |bibcode = 2015Icar..261...34V |doi = 10.1016/j.icarus.2015.08.007 |arxiv = 1506.00762 |access-date= 14 September 2017}}
[1][2][3][4][5][6][7][8][9][10]

}}

External links

  • 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 |3959 Irwin |number=3960 |3961 Arthurcox}}{{Small Solar System bodies}}{{DEFAULTSORT:Chaliubieju}}

5 : Background asteroids|Discoveries by the Purple Mountain Observatory|Minor planets named for people|Named minor planets|Astronomical objects discovered in 1955

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