· · · ·

Saiph

Kappa Orionis, 53 Orionis

Proper NameSaiph
Bayer DesignationKappa Orionis
Flamsteed Number53 Orionis
HR (BSC)2004
HD38771
ConstellationOrion
Right Ascension5h 47m 45s
Declination-9° 40' 11"
Distance647 light years
198 parsecs
MagnitudeApparent: +2.1
Absolute: -4.7
Spectral ClassB0 Blue Supergiant
Optimum VisibilityDecember / January

Forming the easternmost 'foot' of Orion in the night sky, Saiph is an immense and hot blue star of the supergiant type. Like many of the stars of Orion, it is distant from the Solar System, lying more than 600 light years from Earth.

HR Diagram
Poerava
Rana
Polis
π Cephei
Nashira
Alkaphrah
ο1 Cygni
θ Hydrae
w Carinae
YZ Ceti
41 Draconis
a Velorum
Sharjah
Rastaban
Adhafera
s Velorum A
Acubens
Rukbat
Struve 2398 A
Struve 2398 B
GX Andromedae
Guniibuu
GQ Andromedae
BF Orionis
HD 37131
β Reticuli
Copernicus
Ebla
Dombay
Cerberus
Felixvarela
ε Indi
Erakis
La Superba
Liesma
Koeia
Miram
Mekbuda
b Velorum
HR 6682
HR 5546
ι1 Scorpii
Sadr
Zaniah
Naos
Achird
Dabih Major
Wolf 498
Alfirk
α Telescopii
Canopus
15 Orionis
Saiph
Menkar
EE Leonis
Ran
Alnitak
Alnilam
ν2 Canis Majoris
HR 7687
Avior
Wezen
β Doradus
δ Circini
α Centauri A
ρ Cygni
Ross 154
δ Caeli
δ Pavonis
Arneb
ζ Trianguli Australis
τ Ceti
Aspidiske
Tarazed
Mirfak
Deneb
Deneb Algedi
61 Cygni B
δ Andromedae
Mira
61 Cygni A
Wolf 359
W Virginis
Enif
Kitalpha
Sulafat
U Sagittarii
Proxima Centauri
Rigel
Azmidi
Tureis
σ Orionis
Suhail
Betelgeuse
Sargas
Sirius
Sirius B
Atria
Castor B
ο Capricorni B
Lalande 18115
Hatysa
Alchiba
Unurgunite
Caph
Capella
π5 Orionis
Polaris
BZ Crucis
Teegarden's Star
Meissa A
Almaaz
van Maanen's Star
Schedar
Mebsuta
Antares
η Carinae
V626 Arae
ε Reticuli
HO Librae
UV Ceti
Gliese 536
Sham
χ Cygni
HH Andromedae
WX Ursae Majoris
Saiph

Hertzprung-Russell diagram plotting the temperature and luminosity of Saiph (marked by the red circle) relative to other stars.

Indexes

Related Entries