Alpha Columbae: Perbedaan antara revisi

| parallax_footnote = <ref name=sb0 />

| absmag_v= <ref>From apparent magnitude and parallax.</ref>

| radius = 7<ref name=kaler>[http://www.astro.uiuc.edu/~kaler/sow/phact.html Jim Kaler: ''Phact'' - STARS] {{Webarchive|url=https://web.archive.org/web/20080704204624/http://www.astro.uiuc.edu/~kaler/sow/phact.html |date=2008-07-04 }}. Accessed on line April 21, 2009.</ref>

'''Alpha Columbae (α Columbae / α Col)''' adalah bintang tercerah pada rasi [[Columba]]. Alpha Columbae adalah [[bintang ganda]] dengan kode '''CCDM J05396-3404'''.

Bintang utamanya (CCDM J05396-3404 A) bintang subraksasa (''subgiant'') dan memiliki [[magnitudo]] antara 2.62 sampai 2.66. Diketahui sering adanya semburan gas pada bintang ini.<ref name=bsc2>[http://vizier.u-strasbg.fr/viz-bin/VizieR?-6N&-out.form=H0&//*&-source%3DV/50/notes&HR%3D1956 Note of HR 1956], database entry, ''The Bright Star Catalogue'', 5th Revised Ed. (Preliminary Version), D. Hoffleit and W. H. Warren, Jr., [[Centre de Données astronomiques de Strasbourg|CDS]] ID [http://vizier.u-strasbg.fr/viz-bin/Cat?V/50 V/50]. Accessed on line April 21, 2009.</ref>. Pasangannya, (CCDM J05396-3404 B) memiliki [[magnitudo]] 12.3 dan terpisah 13.5 arcsecond dari komponen utamanya <ref>[http://vizier.u-strasbg.fr/viz-bin/VizieR-S?CCDM%20J05396-3404 CCDM&nbsp;J05396-3404],database entry, J. Dommanget and O. Nys (2002) ''Catalogue of the Components of Double and Multiple Stars'', Accessed on line April 21, 2009.</ref>

Nama tradisional bintang ini adalah '''Phact''' (terkadangkadang-kadang disebut ''Phad'', ''Phaet'', ''Phakt''<ref name=bsc2 />) berasal dari [[Bahasa Arab|Arab]] ''fākh(i)tah'' <nowiki>[</nowiki>fa:x(i)ta<nowiki>]</nowiki> yang berarti "sejenis burung merpati". Aslinya dirujukkan kepada [[rasi]] [[Cygnus]] sebagai ''al-Fākhtah'', namun kemudian dirujukkan penamaannya kepada bintang ini.<ref>{{cite book

|author= Davis, Jr., G. A.,

|year = 1971

|title = Pronunciations, Derivations, and Meanings of a Selected List of Star Names

|edition = [[Reprint|rep]].

|publisher = [[New Track Media#Sky Publishing|Sky Pub. Corp]]

|location = [[Cambridge, Massachusetts|Cambridge]], [[Massachusetts|MA]]

|page = 11}}</ref><ref>{{cite book

|author= Kunitzsch, P.,

|year = 1959

|title = Arabische Sternnamen in Europa

|publisher = [[Otto Harrassowitz]]

|location = [[Wiesbaden]]

|pages = 191-192}}</ref><ref>{{cite book

|author= Laffitte, R.,

|year = 2005

|title = Héritages arabes: Des noms arabes pour les étoiles

|edition = 2^éme revue et corrigée

|publisher = Librairie Orientaliste Paul Geunthner / Les Cahiers de l'Orient

|location = [[Paris]]

|page = 223}}</ref><ref>{{cite book

|author= Kunitzsch, P., & Smart, T.,

|year = 2006

|title = A Dictionary of Modern star Names: A Short Guide to 254 Star Names and Their Derivations

|edition = 2nd rev.

|publisher = [[New Track Media#Sky Publishing|Sky Pub]]

|location = [[Cambridge, Massachusetts|Cambridge, MA]]

|isbn = 9781931559447

|page = [https://archive.org/details/dictionaryofmode0000kuni/page/n37 30]}}</ref> Nama ''<u>h</u>a<u>d</u>āri'' (unknown meaning)<ref>{{cite book

|author= [[Richard Hinckley Allen|Allen, R. H.,]]

|year = 1963

|title = [[Star Names: Their Lore and Meaning]]

|edition = [[Reprint|rep]].
|publisher = [[Dover Publications]] Inc.

|location = [[New York City|New York]], [[New York|NY]]

|isbn = 0486210790

|page = [https://archive.org/details/starnamestheirlo00alle/page/167 167]}}</ref> juga menjadi rujukan untuk bintang ini.

Nama lain dari para astronom terdahulu adalah :

| 丈人一 / Zhàngrényī|| [[ChinaCina]] || bintang pertama pada [[rasi]] [[Daftar asterisme di Sumur#Kakek|Kakek]]<ref>salah satu rasi bintang menurut bangsa Cina</ref>

| 丈人北星 / Zhàngrénběixīng|| [[ChinaCina]] || bintang di utara ([[rasi]]) [[Daftar asterisme di Sumur#Kakek|Kakek]]

Selain [[rasi]] [[Columba]], bintang ini juga merupakan anggota dari berbagai rasi atau asterisma berikut :

| 丈人 / Zhàngrén|| [[ChinaCina]] || [[Daftar asterisme di Sumur#Serigala di LangitKakek|Serigala di LangitKakek]]||[[Epsilon Columbae|ε Col]]

== Referensi ==