Dhanusira: Difference between revisions
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Dhanusira
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{{DISPLAYTITLE:Dhanuśira (धनुशिर)}} | |||
{{distinguish|Dhanusaragra}} | |||
Authors: {{PAGEAUTHORS}} | Authors: {{PAGEAUTHORS}} | ||
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.Dhanuśira | [[File:Dhanushira.jpg|thumb|The position of Dhanusira- the red circle envelopes the star. Image from Sidney Hall Urania, wikicommons<ref>https://upload.wikimedia.org/wikipedia/commons/7/7e/Sidney_Hall_-_Urania%27s_Mirror_-_Sagittarius_and_Corona_Australis%2C_Microscopium%2C_and_Telescopium.png</ref> ]] | ||
Dhanuśira is an Indian star name in modern [[Sagittarius]]. It appears engraved in historical instruments and likely refers to a star μ Sagittarii. However, it was occasionally mixed up with the star name Dhanuśarāgra (धनुशराग्र) for γ Sgr in the Arrow. | |||
==Etymology and History== | ==Etymology and History== | ||
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===Origin of Constellation=== | ===Origin of Constellation=== | ||
The term ''Dhanuśira'' (धनुशिरः) literally means head of the bow. ''Dhanu'' - Bow, ''śira'' - head. This has been found in the catalogue of astrolabes translated from Persian. The names in these star lists of the dials have been coined based on their position. <ref>Sarma S R, 2023, A Descriptive Catalogue of Indian Astronomical Instruments, https://srsarma.in/catalogue.php</ref> The coordinates match with μ Sagittarii. | [[File:Dhanusaragra_misidentification.jpg|thumb|Misidentification of two unequal terms]] | ||
The term ''Dhanuśira'' (धनुशिरः) literally means head of the bow. ''Dhanu'' - Bow, ''śira'' - head. This has been found in the catalogue of astrolabes translated from Persian. The names in these star lists of the dials have been coined based on their position.<ref>Sarma S R, 2023, A Descriptive Catalogue of Indian Astronomical Instruments, https://srsarma.in/catalogue.php</ref> The coordinates match with μ Sagittarii. It is in identified with μ Sagittarii in the astrolabe C 001<ref>Shylaja B S, 2026, Astrolabes as records of previous eruptions of the recurrent nova T CRB, Journal of Astrophysics and Astrornomy, 47,39</ref> | |||
It is | |||
===Transfer and Transformation of the Constellation=== | ===Transfer and Transformation of the Constellation=== | ||
Latest revision as of 04:40, 12 August 2026
Authors: Shylaja, ASE Tech Team, Susanne M Hoffmann
Dhanuśira is an Indian star name in modern Sagittarius. It appears engraved in historical instruments and likely refers to a star μ Sagittarii. However, it was occasionally mixed up with the star name Dhanuśarāgra (धनुशराग्र) for γ Sgr in the Arrow.
Etymology and History
Name Variants
- Dhanuśira (धनुशिरः)
- Dhanushira
Origin of Constellation
The term Dhanuśira (धनुशिरः) literally means head of the bow. Dhanu - Bow, śira - head. This has been found in the catalogue of astrolabes translated from Persian. The names in these star lists of the dials have been coined based on their position.[2] The coordinates match with μ Sagittarii. It is in identified with μ Sagittarii in the astrolabe C 001[3]
Transfer and Transformation of the Constellation
Mythology
The symbol of Dhanishta is ...
Weblinks
References
- ↑ https://upload.wikimedia.org/wikipedia/commons/7/7e/Sidney_Hall_-_Urania%27s_Mirror_-_Sagittarius_and_Corona_Australis%2C_Microscopium%2C_and_Telescopium.png
- ↑ Sarma S R, 2023, A Descriptive Catalogue of Indian Astronomical Instruments, https://srsarma.in/catalogue.php
- ↑ Shylaja B S, 2026, Astrolabes as records of previous eruptions of the recurrent nova T CRB, Journal of Astrophysics and Astrornomy, 47,39
