NGC 6809

લેખ બનાવો

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Globular cluster

બાહ્ય સ્રોતો

SIMBAD ID	M 55
ફ્રીબેઝ આઈડી	/m/03twbb^[૧]
New General Catalogue ID	6809

ઉદાહરણ

globular cluster^[૨]

નો ભાગ છે

આકાશઞંગા

ચલચિત્ર

catalog code

M 55^[૨]

catalog: Messier object

NGC 6809^[૨]

catalog: New General Catalogue

HD 185385^[૨]

catalog: Henry Draper Catalogue

GCRV 6723 E^[૨]

catalog: General Catalogue of Stellar Radial Velocities

CD-31 16934^[૨]

catalog: Cordoba Durchmusterung

GCl 113^[૩]^[૨]

catalog: Catalogue of star clusters and associations + supplements

Melotte 221^[૪]

catalog: Melotte Catalogue

C 1936-310^[૨]

catalog: Caldwell catalogue

[KPS2012] MWSC 3150^[૨]

catalog: Global survey of star clusters in the Milky Way. III. 139 new open clusters at high Galactic latitudes

શોધક અથવા સંશોધક

Nicolas Louis de Lacaille^[૫]

શોધની તારીખ

૧૬ જૂન 1752^[૫]

નક્ષત્ર

Sagittarius^[૬]

distance from Earth

૦.૦૦૫ megaparsec^[૭]

declination component of proper motion

−૮.૪૯±૦.૩ milliarcsecond per year^[૮]

right ascension component of proper motion

૦.૪૯±૦.૩ milliarcsecond per year^[૮]

radial velocity

૧૭૪.૭±૦.૩ kilometre per second^[૯]

૧૭૪.૯±૦.૪ kilometre per second^[૯]

spectral class

XI

apparent magnitude

૬.૪૯^[૯]^[૧૦]

astronomical filter: V band

absolute magnitude

−૭.૫૭^[૯]

metallicity

−૧.૯૭^[૧૧]^[૧૨]

radius

૫૦ પ્રકાશવર્ષ^[૫]

epoch

J2000.0^[૧૩]

right ascension

૨૯૪.૯૯૮૭૯૨ degree^[૧૩]

declination

−૩૦.૯૬૪૭૫૦ degree^[૧૩]

વિકિમીડિયા કોમન્સ ગેલેરી

Messier 55

કોમન્સ શ્રેણી

Messier 55

વિષયની મુખ્ય શ્રેણી

Category:Messier 55

સંદર્ભ

↑ Freebase Data Dumps, ૨૮ ઓક્ટોબર 2013
↑ ^૨.૦ ^૨.૧ ^૨.૨ ^૨.૩ ^૨.૪ ^૨.૫ ^૨.૬ ^૨.૭ ^૨.૮ સિમ્બાદ
↑ ૩૦ ઓગસ્ટ 2017, http://spider.seds.org/ngc/revngcic.cgi?NGC6809, Revised NGC Data for NGC 6809, Hartmut Frommert
↑ A Catalogue of Star Clusters shown on Franklin-Adams Chart Plates
↑ ^૫.૦ ^૫.૧ ^૫.૨ ૩૦ ઓગસ્ટ 2017, http://www.messier.seds.org/m/m055.html, Messier 55, Hartmut Frommert
↑ VizieR
↑ Uniting old stellar systems: from globular clusters to giant ellipticals
↑ ^૮.૦ ^૮.૧ Global survey of star clusters in the Milky Way
↑ ^૯.૦ ^૯.૧ ^૯.૨ ^૯.૩ A catalog of parameters for globular clusters in the Milky Way
↑ Ultraviolet properties of Galactic globular clusters with GALEX. II. Integrated colors
↑ "Galaxy," defined
↑ Insights into pre-enrichment of star clusters and self-enrichment of dwarf galaxies from their intrinsic metallicity dispersions
↑ ^૧૩.૦ ^૧૩.૧ ^૧૩.૨ The ACS survey of galactic globular clusters. X. New determinations of centers for 65 clusters

[rfb614a67-1] Freebase Data Dumps, ૨૮ ઓક્ટોબર 2013

[rf31248db-2] ૨.૦ ^૨.૧ ^૨.૨ ^૨.૩ ^૨.૪ ^૨.૫ ^૨.૬ ^૨.૭ ^૨.૮ સિમ્બાદ

[r3c3ca2c0-3] ૩૦ ઓગસ્ટ 2017, http://spider.seds.org/ngc/revngcic.cgi?NGC6809, Revised NGC Data for NGC 6809, Hartmut Frommert

[r34a2d610-4] A Catalogue of Star Clusters shown on Franklin-Adams Chart Plates

[r0d4795dd-5] ૫.૦ ^૫.૧ ^૫.૨ ૩૦ ઓગસ્ટ 2017, http://www.messier.seds.org/m/m055.html, Messier 55, Hartmut Frommert

[r867ed2cf-6] VizieR

[r6b4a8a2b-7] Uniting old stellar systems: from globular clusters to giant ellipticals

[r711d622d-8] ૮.૦ ^૮.૧ Global survey of star clusters in the Milky Way

[rb8498b4b-9] ૯.૦ ^૯.૧ ^૯.૨ ^૯.૩ A catalog of parameters for globular clusters in the Milky Way

[ra1d5815d-10] Ultraviolet properties of Galactic globular clusters with GALEX. II. Integrated colors

[r41667d01-11] "Galaxy," defined

[rb5a8a5ac-12] Insights into pre-enrichment of star clusters and self-enrichment of dwarf galaxies from their intrinsic metallicity dispersions

[r9c1e4c26-13] ૧૩.૦ ^૧૩.૧ ^૧૩.૨ The ACS survey of galactic globular clusters. X. New determinations of centers for 65 clusters

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