View source for Tiancang

{{DISPLAYTITLE: Tiancang (天倉)}} 

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[[File:Example.jpg|thumb|Image that shows the earliest map or drawing]]
[[File:Example.jpg|thumb|Image that shows the cultural object (e.g. in archaeological museum)]]
Tiān Cāng (天倉, Square Celestial Granary) is a Chinese constellation belonging to the Lou (婁, Bond) lunar mansion. Among the Three Schools of ancient Chinese astronomy, it is classified as an external constellation of the Shi School (石氏). The asterism consists of 6 stars located to the south of Lou.

== Concordance, Etymology, History ==
...
 
=== Identification of stars ===

{| class="wikitable"
!Star Names or Orders(Qing)
!Han Dynasty (SUN X. & J. Kistemaker<ref>Sun Xiaochun. & Kistemaker J. ''The Chinese sky during the Han''. Leiden: Brill. 1997, Pp241-6.</ref>)
!3rd to 6th Century (Boshun Yang<ref name=":12">B.-S. Yang杨伯顺, ''Zhongguo Chuantong Hengxing Guance Jingdu ji Xingguan Yanbian Yanjiu'' 中国传统恒星观测精度及星官演变研究 (A Research on the Accuracy of Chinese Traditional Star Observation and the Evolution of Constellations), PhD thesis, (Hefei: University of Science and Technology of China, 2023), Pp297-304.</ref>)
!Song Dynaty (Boshun Yang<ref name=":12" />,  1034 CE)
!Song Dynasty (Pan Nai<ref name=":02">Pan Nai潘鼐. ''Zhongguo Hengxing Guance shi''中国恒星观测史[M]. Shanghai: Xuelin Pree. 1989, Pp220-226.</ref>, 1052 CE)
!Song Dynasty (Boshun Yang<ref name=":12" />, 1052 CE)
!Yuan Dynasty (Pan Nai<ref>Pan Nai潘鼐. ''Zhongguo Hengxing Guance shi''中国恒星观测史[M]. Shanghai: Xuelin Pree. 2009. p435-443.</ref>, 14th century)
!Qing Dynaty (Yi Shitong<ref>Yi Shitong伊世同. ''Zhongxi Duizhao Hengxing Tubiao''中西对照恒星图表1950. Beijing: Science Press.1981.</ref>, 18th Century)
!Ho PENG YOKE<ref>P.-Y. Ho, “Ancient And Mediaeval Observations of Comets and Novae in Chinese Sources,” ''Vistas in Astronomy'', 5(1962), 127-225.</ref>
|-
|1st
| valign="center" |ι Cet
| valign="center" |φ1 Cet
| valign="center" |φ1 Cet
| valign="center" |φ1 Cet
| valign="center" |φ1 Cet
| valign="center" |φ1 Cet
| valign="center" |ι Cet
| valign="center" |ι Cet
|-
|2nd
| valign="center" |η Cet
| valign="center" |η Cet
| valign="center" |η Cet
| valign="center" |η Cet
| valign="center" |η Cet
| valign="center" |η Cet
| valign="center" |η Cet
| valign="center" |η Cet
|-
|3rd
| valign="center" |θ Cet
| valign="center" |θ Cet (determinative)
| valign="center" |θ Cet (determinative)
| valign="center" |θ Cet (determinative)
| valign="center" |θ Cet (determinative)
| valign="center" |θ Cet
| valign="center" |θ Cet
| valign="center" |θ Cet
|-
|4th
| valign="center" |ζ Cet
| valign="center" |ζ Cet
| valign="center" |ζ Cet
| valign="center" |ζ Cet
| valign="center" |ζ Cet
| valign="center" |ζ Cet
| valign="center" |ζ Cet
| valign="center" |ζ Cet
|-
|5th
| valign="center" |τ Cet
| valign="center" |τ Cet
| valign="center" |τ Cet
| valign="center" |τ Cet
| valign="center" |τ Cet
| valign="center" |τ Cet
| valign="center" |τ Cet
| valign="center" |τ Cet
|-
|6th
| valign="center" |υ Cet
| valign="center" |υ Cet
| valign="center" |υ Cet
| valign="center" |υ Cet
| valign="center" |υ Cet
| valign="center" |υ Cet
| valign="center" |57 Cet
| valign="center" |57 Cet
|}

=== Maps (Gallery) ===
{| class="wikitable"
|+
!historical map
!modern identification
!same in Stellarium
|-
|[[File:Kulou on the Cheonsang Yeolcha Bunyajido Star Chart.jpg|alt=historical image of Kulou (Korea)|thumb|Kulou on the Cheonsang Yeolcha Bunyajido Star Chart]]
|
|
|}


== IAU Working Group on Star Names ==
In 2026, the name of the historical constellation "Tiancang" was suggested to be used for one of the stars in this constellation. ...

Decision: ... 

==References ==
[[References (Chinese)]]


[[Category:Asterism ]][[Category:Constellation ]]
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