Acrux - Revision history

Sushoff at 13:14, 21 January 2026

2026-01-21T13:14:20Z

← Older revision		Revision as of 13:14, 21 January 2026
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			Authors: {{PAGEAUTHORS}}
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	[[File:Acrux profileCard SadeghFaghanpour-IAU-WGSN.jpg\|thumb\|Acrux profile card (CC BY Sadegh Faghanpour, IAU-WGSN)]]		[[File:Acrux profileCard SadeghFaghanpour-IAU-WGSN.jpg\|thumb\|Acrux profile card (CC BY Sadegh Faghanpour, IAU-WGSN)]]
	Acrux is a modern star name adopted by the International Astronomical Union in the IAU-Catalog of Star Names (IAU-CSN). Its origin is Contemporary. It is the name of HIP 60718 (α Cru, HR 4730) in constellation Cru.		Acrux is a modern star name adopted by the International Astronomical Union in the IAU-Catalog of Star Names (IAU-CSN). Its origin is Contemporary. It is the name of HIP 60718 (α Cru, HR 4730) in constellation Cru.

IanRidpath: /* Etymology and History */

2025-10-03T13:51:49Z

Etymology and History

← Older revision		Revision as of 13:51, 3 October 2025
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	==Etymology and History==		==Etymology and History==

	The name "Acrux" for α Crucis is a modern creation.<ref>MacKworth, P.H. et al. (1938) ‘The Air Almanac: Discussion on the New Form of Nautical Allowance for Rapid Position Finding’, The Geographical journal, 92(2), p.137.</ref> It is derived from Bayer's designation "~~alpha~~ Crucis" that combines a Greek letter and the Latin constellation name in genitive form. The star name ~~merges~~ "A" from "alpha" and the Latin constellation name "Crux" in nominative.		The name "Acrux" for α Crucis is a modern creation.<ref>MacKworth, P.H. et al. (1938) ‘The Air Almanac: Discussion on the New Form of Nautical Allowance for Rapid Position Finding’, The Geographical journal, 92(2), p.137.</ref> It is derived from the Bayer designation "Alpha Crucis" that combines a Greek letter and the Latin constellation name in genitive form (although the Greek designation was applied by Lacaille in 1756, not Bayer himself). The star name combines "A" from "alpha" and the Latin constellation name "Crux" in nominative.

	Visible ''today'' only from latitudes south of the northern tropical circle, it has been visible in the Mediterranean in the past few millennia. Historically, due to precession, it was observed by ancient Hindi, Roman and Greek astronomers, and even in English Stonehenge three millennia before the erection of the giant stones.		Visible ''today'' only from latitudes south of the northern tropical circle, it has been visible in the Mediterranean in the past few millennia. Historically, due to precession, it was observed by ancient Hindi, Roman and Greek astronomers, and even in English Stonehenge three millennia before the erection of the giant stones.
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	The name was adopted by the IAU WGSN on 2016/07/20.		The name was adopted by the IAU WGSN on 2016/07/20.

	The 13th brightest star in the night sky consists of two components, ~~both alone~~ would be easily visible to the naked eye ~~at ~1.5 mag~~. The binary nature was discovered in the 17th century and the light that reaches us now left the surface roughly at that time.		The 13th brightest star in the night sky at magnitude 0.8, Acrux consists of two components of 1.3 and 1.8, either of which would be easily visible to the naked eye on its own. The binary nature was discovered in the 17th century and the light that reaches us now left the surface roughly at that time.

	==Weblinks==		==Weblinks==

Sushoff: /* Etymology and History */

2025-09-02T09:06:56Z

Etymology and History

← Older revision		Revision as of 09:06, 2 September 2025
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	==Etymology and History==		==Etymology and History==

	The name "Acrux" for α Crucis is a modern creation. It is derived from Bayer's designation "alpha Crucis" that combines a Greek letter and the Latin constellation name in genitive form. The star name merges "A" from "alpha" and the Latin constellation name "Crux" in nominative.		The name "Acrux" for α Crucis is a modern creation.<ref>MacKworth, P.H. et al. (1938) ‘The Air Almanac: Discussion on the New Form of Nautical Allowance for Rapid Position Finding’, The Geographical journal, 92(2), p.137.</ref> It is derived from Bayer's designation "alpha Crucis" that combines a Greek letter and the Latin constellation name in genitive form. The star name merges "A" from "alpha" and the Latin constellation name "Crux" in nominative.

	Visible ''today'' only from latitudes south of the northern tropical circle, it has been visible in the Mediterranean in the past few millennia. Historically, due to precession, it was observed by ancient Hindi, Roman and Greek astronomers, and even in English Stonehenge three millennia before the erection of the giant stones.		Visible ''today'' only from latitudes south of the northern tropical circle, it has been visible in the Mediterranean in the past few millennia. Historically, due to precession, it was observed by ancient Hindi, Roman and Greek astronomers, and even in English Stonehenge three millennia before the erection of the giant stones.

Sushoff at 09:06, 2 September 2025

2025-09-02T09:06:05Z

← Older revision		Revision as of 09:06, 2 September 2025
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			[[File:Acrux profileCard SadeghFaghanpour-IAU-WGSN.jpg\|thumb\|Acrux profile card (CC BY Sadegh Faghanpour, IAU-WGSN)]]
	Acrux is a modern star name adopted by the International Astronomical Union in the IAU-Catalog of Star Names (IAU-CSN). Its origin is Contemporary. It is the name of HIP 60718 (α Cru, HR 4730) in constellation Cru.		Acrux is a modern star name adopted by the International Astronomical Union in the IAU-Catalog of Star Names (IAU-CSN). Its origin is Contemporary. It is the name of HIP 60718 (α Cru, HR 4730) in constellation Cru.

	==Etymology and History==		==Etymology and History==

	< α Crucis		The name "Acrux" for α Crucis is a modern creation. It is derived from Bayer's designation "alpha Crucis" that combines a Greek letter and the Latin constellation name in genitive form. The star name merges "A" from "alpha" and the Latin constellation name "Crux" in nominative.

			Visible ''today'' only from latitudes south of the northern tropical circle, it has been visible in the Mediterranean in the past few millennia. Historically, due to precession, it was observed by ancient Hindi, Roman and Greek astronomers, and even in English Stonehenge three millennia before the erection of the giant stones.
			[[File:Acrux stickfigure SadeghFaghanpour-IAU-WGSN.jpg\|thumb\|Acrux stick figure (CC BY Sadegh Faghanpour, IAU-WGSN)]]

	==Mythology==		==Mythology==
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	==IAU Working Group on Star Names==		==IAU Working Group on Star Names==
	The name was adopted by the IAU WGSN on 2016/07/20.		The name was adopted by the IAU WGSN on 2016/07/20.

			The 13th brightest star in the night sky consists of two components, both alone would be easily visible to the naked eye at ~1.5 mag. The binary nature was discovered in the 17th century and the light that reaches us now left the surface roughly at that time.

	==Weblinks==		==Weblinks==

IanRidpath at 08:25, 18 June 2025

2025-06-18T08:25:12Z

← Older revision		Revision as of 08:25, 18 June 2025
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	Acrux is a modern star name adopted by the International Astronomical Union in the IAU-Catalog of Star Names (IAU-CSN). Its origin is Contemporary. It is the name of ~~HIP60718.~~ (α Cru, HR 4730) in constellation Cru.		Acrux is a modern star name adopted by the International Astronomical Union in the IAU-Catalog of Star Names (IAU-CSN). Its origin is Contemporary. It is the name of HIP 60718 (α Cru, HR 4730) in constellation Cru.

	==Etymology and History==		==Etymology and History==

Sushoff: Created page with "Acrux is a modern star name adopted by the International Astronomical Union in the IAU-Catalog of Star Names (IAU-CSN). Its origin is Contemporary. It is the name of HIP60718. (α Cru, HR 4730) in constellation Cru. ==Etymology and History== < α Crucis ==Mythology== ==IAU Working Group on Star Names== The name was adopted by the IAU WGSN on 2016/07/20. ==Weblinks== * Website of the IAU WGSN: https://exopla.net/ ==Reference== References (general) ..."

2025-05-17T16:55:27Z

Created page with "Acrux is a modern star name adopted by the International Astronomical Union in the IAU-Catalog of Star Names (IAU-CSN). Its origin is Contemporary. It is the name of HIP60718. (α Cru, HR 4730) in constellation Cru. ==Etymology and History== < α Crucis ==Mythology== ==IAU Working Group on Star Names== The name was adopted by the IAU WGSN on 2016/07/20. ==Weblinks== * Website of the IAU WGSN: https://exopla.net/ ==Reference== *References (general) *..."

New page

Acrux is a modern star name adopted by the International Astronomical Union in the IAU-Catalog of Star Names (IAU-CSN). Its origin is Contemporary. It is the name of HIP60718. (α Cru, HR 4730) in constellation Cru.

==Etymology and History==

< α Crucis

==Mythology==

==IAU Working Group on Star Names==
The name was adopted by the IAU WGSN on 2016/07/20.

==Weblinks==
* Website of the IAU WGSN: https://exopla.net/

==Reference==
*[[References|References (general)]]
* MacKworth, P.H. et al. (1938) ‘The Air Almanac: Discussion on the New Form of Nautical Allowance for Rapid Position Finding’, The Geographical journal, 92(2), p.137.

[[Category:Asterism]][[Category:Star Name]][[Category:IAU-Star Name]] [[Category:Cru]]