1123 சேப்ளேயா
{{Infobox planet
  | minorplanet     = yes
  | name            = 1123 சேப்ளேயா
  | background      = #D6D6D6
  | image           = 
  | caption         = 
  | discovery_ref   = &amp;thinsp;&lt;ref name=&quot;jpldata&quot; /&gt;
  | discovered      = 21 செப்தெம்பர் 1928
  | discoverer      = [[கிரிகொரி நிகோலயேவிச் நியூய்மின்]]
  | discovery_site  = [[Simeiz Observatory|Simeiz Obs.]]
  | mp_name         = (1123) சேப்ளேயா
  | alt_names       = 1928 ST{{·}}{{mp|1974 QQ|2}}&lt;br /&gt;{{mp|2016 FJ|6}}
  | pronounced      = 
  | named_after     = [[Harlow Shapley]]&lt;br /&gt;{{nowrap|{{small|(American astronomer)}}&lt;ref name=&quot;springer&quot;&gt;{{cite book
   |title      = Dictionary of Minor Planet Names – (1123) Shapleya
   |last       = Schmadel | first = Lutz D.
   |publisher  = Springer Berlin Heidelberg
   |page       = 95
   |date       = 2007
   |url        = http://link.springer.com/referenceworkentry/10.1007/978-3-540-29925-7_1124
   |isbn       = 978-3-540-00238-3
   |accessdate = 14 March 2017}}&lt;/ref&gt;}}
  | mp_category     = [[main-belt]]{{·}}[[Flora family|Flora]]&amp;thinsp;&lt;ref name=&quot;lcdb&quot; /&gt;
  | orbit_ref       = &amp;thinsp;&lt;ref name=&quot;jpldata&quot; /&gt;
  | epoch           = 16 பெப்ரவரி 2017 ([[Julian day|JD]] 2457800.5)
  | uncertainty     = 0
  | observation_arc = 87.81 yr (32,073 days)
  | aphelion        = 2.5741 [[வானியல் அலகு|AU]]
  | perihelion      = 1.8758 AU
  | semimajor       = 2.2250 AU
  | eccentricity    = 0.1569
  | period          = 3.32 [[Julian year (astronomy)|yr]] (1,212 days)
  | mean_anomaly    = 207.68[[பாகை (அலகு)|°]]
  | mean_motion     = {{Deg2DMS|0.2970|sup=ms}} / day
  | inclination     = 6.4212°
  | asc_node        = 79.889°
  | arg_peri        = 317.60°
  | dimensions      = {{val|10.93|2.29}} km&lt;ref name=&quot;Nugent-2015&quot; /&gt;&lt;br /&gt;{{val|11.282|0.136}} km&lt;ref name=&quot;Masiero-2014&quot; /&gt;&lt;br /&gt;{{val|12.003|0.092}} km&lt;ref name=&quot;WISE&quot; /&gt;&lt;br /&gt;12.08 km {{small|(taken)}}&lt;ref name=&quot;lcdb&quot; /&gt;&lt;br /&gt;{{val|12.084|}} km&lt;ref name=&quot;Pravec-2012b&quot; /&gt;&lt;br /&gt;{{val|12.32|0.84}} km&lt;ref name=&quot;AKARI&quot; /&gt;
  | rotation        = {{val|20}} [[மணித்தியாலம்|h]] {{small|(dated)}}&lt;ref name=&quot;Wisniewski-1997&quot; /&gt;&lt;br /&gt;{{val|24}} h {{small|(dated)}}&lt;ref name=&quot;geneva-obs&quot; /&gt;&lt;br /&gt;{{val|52.92|0.01}} h&lt;ref name=&quot;Stephens-2012c&quot; /&gt;
  | albedo          = {{val|0.2600|0.0630}}&lt;ref name=&quot;WISE&quot; /&gt;&lt;br /&gt;{{val|0.274|0.044}}&lt;ref name=&quot;AKARI&quot; /&gt;&lt;br /&gt;{{val|0.278|0.037}}&lt;ref name=&quot;Masiero-2014&quot; /&gt;&lt;br /&gt;{{val|0.2797|}}&lt;ref name=&quot;Pravec-2012b&quot; /&gt;&lt;br /&gt;{{val|0.36|0.19}}&lt;ref name=&quot;Nugent-2015&quot; /&gt;
  | spectral_type   = [[S-type asteroid|S]]&amp;thinsp;&lt;ref name=&quot;lcdb&quot; /&gt;
  | abs_magnitude   = {{val|11.55|0.29}}&lt;ref name=&quot;Veres-2015&quot; /&gt;{{·}}{{val|11.59|0.13}}&lt;ref name=&quot;lcdb&quot; /&gt;&lt;ref name=&quot;Pravec-2012b&quot; /&gt;&lt;ref name=&quot;Wisniewski-1997&quot; /&gt;{{·}}11.60&lt;ref name=&quot;Nugent-2015&quot; /&gt;{{·}}11.7&lt;ref name=&quot;jpldata&quot; /&gt;&lt;ref name=&quot;WISE&quot; /&gt;&lt;ref name=&quot;AKARI&quot; /&gt;
 }}
 
 '''1123 சேப்ளேயா''' (1123 Shapleya) என்பது சூரியனைச் சுற்றி வருகின்ற ஒரு [[சிறு கோள்]] ஆகும். இது 21 செப்தெம்பர் 1928 அன்று கண்டுபிடிக்கப்பட்டது. அத்துடன் இதனை உருசிய வானியலாளரான [[கிரிகொரி நிகோலயேவிச் நியூய்மின்]] கண்டுபிடித்தார்.&lt;ref name=&quot;MPC-Shapleya&quot;&gt;{{cite web
   |title      = 1123 Shapleya (1928 ST)
   |work       = Minor Planet Center
   |url        = http://www.minorplanetcenter.net/db_search/show_object?object_id=1123
   |accessdate = 14 March 2017}}&lt;/ref&gt;
 
 ==மேற்கோள்கள்==
 {{reflist
 |refs=
 
 &lt;ref name=&quot;jpldata&quot;&gt;{{cite web
   |type       = 2016-07-14 last obs.
   |title      = JPL Small-Body Database Browser: 1123 Shapleya (1928 ST)
   |url        = http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2001123
   |publisher  = Jet Propulsion Laboratory
   |accessdate = 14 March 2017}}&lt;/ref&gt;
 &lt;ref name=&quot;geneva-obs&quot;&gt;{{cite web
   |title      = Asteroids and comets rotation curves – (1123) Shapleya
   |last       = Behrend |first = Raoul
   |publisher  = Geneva Observatory
   |url        = http://obswww.unige.ch/~behrend/page3cou.html#001123
   |accessdate = 14 March 2017}}&lt;/ref&gt;
 
 &lt;ref name=&quot;Masiero-2014&quot;&gt;{{cite journal
   |display-authors = 6
   |first1     = Joseph R. |last1 = Masiero
   |first2     = T. |last2 = Grav
   |first3     = A. K. |last3 = Mainzer
   |first4     = C. R. |last4 = Nugent
   |first5     = J. M. |last5 = Bauer
   |first6     = R. |last6 = Stevenson
   |first7     = S. |last7 = Sonnett
   |date       = August 2014
   |title      = Main-belt Asteroids with WISE/NEOWISE: Near-infrared Albedos
   |url        = http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2014ApJ...791..121M
   |journal    = The Astrophysical Journal
   |volume     = 791
   |issue      = 2
   |page       = 11
   |bibcode    = 2014ApJ...791..121M
   |doi        = 10.1088/0004-637X/791/2/121
   |arxiv      = 1406.6645
   |access-date= 14 March 2017}}&lt;/ref&gt;
 
 &lt;ref name=&quot;lcdb&quot;&gt;{{cite web
   |title      = LCDB Data for (1123) Shapleya
   |publisher      = Asteroid Lightcurve Database (LCDB)
   |url      = http://www.minorplanet.info/PHP/GenerateALCDEFPage_Local.php?AstInfo=1123%7CShapleya
   |accessdate      = 14 March 2017
   |archive-date      = 15 மார்ச்சு  2017
   |archive-url      = https://web.archive.org/web/20170315174144/http://www.minorplanet.info/PHP/GenerateALCDEFPage_Local.php?AstInfo=1123%7CShapleya
   |url-status     = dead
   }}&lt;/ref&gt;
 
 &lt;ref name=&quot;AKARI&quot;&gt;{{cite journal
   |display-authors = 6
   |first1     = Fumihiko |last1 = Usui
   |first2     = Daisuke |last2 = Kuroda
   |first3     = Thomas G. |last3 = Müller
   |first4     = Sunao |last4 = Hasegawa
   |first5     = Masateru |last5 = Ishiguro
   |first6     = Takafumi |last6 = Ootsubo
   |first7     = Daisuke |last7 = Ishihara
   |first8     = Hirokazu |last8 = Kataza
   |first9     = Satoshi |last9 = Takita
   |first10    = Shinki |last10 = Oyabu
   |first11    = Munetaka |last11 = Ueno
   |first12    = Hideo |last12 = Matsuhara
   |first13    = Takashi |last13 = Onaka
   |date       = October 2011
   |title      = Asteroid Catalog Using Akari: AKARI/IRC Mid-Infrared Asteroid Survey
   |url        = http://pasj.oxfordjournals.org/content/63/5/1117.full.pdf+html
   |journal    = Publications of the Astronomical Society of Japan
   |volume     = 63
   |issue      = 5
   |pages      = 1117–1138
   |bibcode    = 2011PASJ...63.1117U
   |doi        = 10.1093/pasj/63.5.1117
   |access-date= 14 March 2017}}&lt;/ref&gt;
 
 &lt;ref name=&quot;WISE&quot;&gt;{{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
   |url        = http://arxiv.org/pdf/1109.6407v1.pdf
   |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
   |access-date= 14 March 2017}}&lt;/ref&gt;
 
 &lt;ref name=&quot;Pravec-2012b&quot;&gt;{{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= 14 March 2017}}&lt;/ref&gt;
 
 &lt;ref name=&quot;Nugent-2015&quot;&gt;{{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 March 2017}}&lt;/ref&gt;
 
 &lt;ref name=&quot;Wisniewski-1997&quot;&gt;{{Cite journal
   |first1     = W. Z. |last1 = Wisniewski
   |first2     = T. M. |last2 = Michalowski
   |first3     = A. W. |last3 = Harris
   |first4     = R. S. |last4 = McMillan
   |date       = March 1995
   |title      = Photoelectric Observations of 125 Asteroids
   |url        = http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=1995LPI....26.1511W
   |journal    = Abstracts of the Lunar and Planetary Science Conference
   |bibcode    = 1995LPI....26.1511W
   |access-date= 14 March 2017}}&lt;/ref&gt;
 
 &lt;ref name=&quot;Stephens-2012c&quot;&gt;{{Cite journal
   |author     = Stephens, Robert D.
   |date       = April 2012
   |title      = Asteroids Observed from GMARS and Santana Observatories: 2011 October- December
   |url        = http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2012MPBu...39...80S
   |journal    = The Minor Planet Bulletin
   |volume     = 39
   |issue      = 2
   |pages      = 80–82
   |issn       = 1052-8091
   |bibcode    = 2012MPBu...39...80S
   |access-date= 14 March 2017}}&lt;/ref&gt;
 
 &lt;ref name=&quot;Veres-2015&quot;&gt;{{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 March 2017}}&lt;/ref&gt;
 
 }}
 
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 * [http://www.minorplanetcenter.net/iau/lists/NumberedMPs000001.html Discovery Circumstances: Numbered Minor Planets]