Sagitta

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Abbreviation:  Sge
English Name:  The Arrow
Genitive: Sham
Hemisphere: Northern Hemisphere
Location: Between the constellations of Delphinus and Hercules.
Visible between latitudes:  +90 and -70 degrees
Best season: Autumn
Seen in three seasons: Summer, Autumn & Winter
Best seen in:  September
Seen between: May and November
Right Ascension (RA): 20 hour
Declination (DEC): +10 degrees
Area (square degrees):  80 (86th)

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Sagitta (The Arrow)

  • This tiny constellation, Sagitta, is easy to find halfway between Altair in Aquila (The Eagle) and Albireo (Beta Cygni) in Cygnus (The Swan).
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  • It lies completely within the Milky-Way.
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  • There is one globular cluster (M71) and one open cluster (H20), also three planetary nebulae (NGC 6879, NGC 6886 & IC 4887).

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Messier Objects in Sagitta

M71 – Globular Cluster, a small and faint stars, now generally regarded as a poor, weak concentrated globular cluster, rather than a rich open cluster; hazy spot in binoculars and small telescopes – ideally requires at least 6-inch telescope for best resolution.
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More objects in Sagitta

Select CatalogNo of Objects
Barnard (B)0x object
Caldwell (C)0x object
Collinder (Cr)2x objects
New General Catalogue (NGC)6x objects
Index Catalogue (IC)2x objects
Sharpless (Sh2)3x objects

Features of Interest

  • H20 – Open Cluster; also known as Havard 20 (Magnitude: +7.7) – close to Messier 71 (M71 – Globular Cluster).
  • NGC 6879 – Planetary Nebula; faint (Magnitude: +12.5), which is difficult to locate. Faintly visible from 6-inch telescope.
  • NGC 6886 – Planetary Nebula; slightly brighter (magnitude: +11.4), but still a testing object – fairly easily seen with 6-inch telescope.
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  • IC 4997 – Planetary Nebula; bluish in colour and forming a obvious to your eye in mind to see pair with a yellow star.

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Named Stars

  • Sham (Alpha Sge)
  • more list of stars in Sagitta.

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IAU Sky Chart: Sagitta


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Constellations – Visible from the UK

AndromedaAquariusAquilaAriesAuriga
BoötesCamelopardalisCancerCanes VenaticiCanis Major
Canis MinorCapricornusCassiopeiaCepheusComa Berenices
Corona BorealisCygnusDelphinusDracoEquuleus
GeminiHerculesLacertaLeoLeo Minor
LibraLynx LyraMonocerosOphiuchus
OrionPegasusPerseusPiscesSagitta
Serpens CaputSerpens CaudaSextansTaurusTriangulum
Ursa MajorUrsa MinorVirgoVulpecula
(44 constellations above are visible from the United Kingdom.)

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Parts visible from the UK

AntliaColumbaEridanusFornaxMicroscopium
Piscis AustrinusPuppisPyxisSagittariusScorpius
(10 constellations above are partially visible from the United Kingdom.)

(Only 10 of them even in part from the United Kingdom.)

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Constellations: Southern Celestial Hemisphere
…..never seen from the UK

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Back to Constellation Names

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