Phi Sagittarii

E459123

Phi Sagittarii is a bright B-type giant star in the constellation Sagittarius, notable as one of the stars forming the asterism known as the Teapot.

All labels observed (3)

Label Occurrences
Phi Sagittarii canonical 5
Phi Sgr 1
φ Sagittarii 1

How this entity was disambiguated

Statements (48)

Predicate Object
instanceOf B-type star
giant star
star
age_Myr about 100
apparentMagnitudeV 3.17
asterism Teapot
linked to: the Teapot
bayerDesignation Phi Sgr
linked to: Phi Sagittarii

φ Sagittarii
linked to: Phi Sagittarii
belongsTo Milky Way
catalogIdentifier BD−27 13010
HD 173300
HIP 92041
HR 7042
SAO 187602
colorIndexB−V −0.09
constellation Sagittarius
coreFusion helium shell or advanced hydrogen shell burning
declination −26° 59′ 00″
distanceFromEarth_ly approximately 260 light-years
distanceFromEarth_pc approximately 80 parsecs
dominantColor blue-white
effectiveTemperature_K about 12000
equatorialCoordinateSystem ICRS
evolutionaryStage post-main-sequence
formsPartOf Sagittarius Teapot asterism
linked to: Teapot asterism
galacticLatitude_deg about −8
galacticLongitude_deg about 7
galacticPopulation thin disk
hasPhotometricBand Johnson B
Johnson V
hemisphere southern celestial hemisphere
locatedIn Sagittarius constellation region near the Galactic Center
luminosity_solar about 500
mass_solar about 4.5
opticalCompanion yes
opticalCompanionDescription has a faint optical companion star at small angular separation
parallax_mas about 12.5
properMotionDec_mas/yr about −39
properMotionRA_mas/yr about −7
radialVelocity_km/s approximately −13
radius_solar about 5
rightAscension 18h 43m 12s
rotationalVelocity_km/s about 70
skyRole navigation reference star in Sagittarius region
spectralClass B8II
variableStar no
visibleFrom Northern Hemisphere
Southern Hemisphere

How these facts were elicited

Referenced by (7)

Full triples — surface form annotated when it differs from this entity's canonical label.

the Teapot hasPart Phi Sagittarii
Tau Sagittarii formsAsterismWith Phi Sagittarii
Phi Sagittarii bayerDesignation φ Sagittarii
linked to: Phi Sagittarii
Phi Sagittarii bayerDesignation Phi Sgr
linked to: Phi Sagittarii
Bow of Sagittarius composedOfStar Phi Sagittarii
subject linked to: the Bow of Sagittarius
Teapot asterism containsStar Phi Sagittarii