Binary Stars

Albireo - Mag 3.2 - (RA 19h30m) (Dec +27d 57m) in Cygnus

The following list represents 100 of some popular binary stars. Most of these can be split using a 60mm aperature telescope or larger. There are of course many others. Happy hunting!

OBJECT

CONST

NAME

RA DEC MAGS SEP PA

Gamma Andromedae

Andromeda

Almach

02h 03.9m +42° 20' 2.3, 5.5 9.8" 63°

94 Aquarii

Aquarius

-

23h 19.1m -13° 28' 5.3, 7.3 12.7" 350°

Zeta Aquarii

Aquarius

-

22h 28.8m -00° 01' 4.3, 4.5 1.8" 266°

57 Aquilae

Aquila

-

19h 54.6m -08° 14' 5.8, 6.5 36" 170°

Gamma Arietis

Aries

Mesarthim

01h 53.5m +19° 18' 4.8, 4.8 7.8"

Lambda Arietis

Aries

 

-

01h 57.9m +23° 36' 4.9, 7.7 37" 46°

Theta Aurigae

Auriga

-

05h 59.7m +37° 13' 2.6, 7.1 3.6" 313°

Delta Bootis

Bootes

Alrakis

15h 15.5m +33° 19' 3.5, 8.7 105" 79°

Epsilon Bootis

Bootes

Izar

14h 45.0m +27° 04' 2.5, 4.9 2.8" 339°

Iota Bootis

Bootes

-

14h 16.2m +51° 22' 4.9, 7.5 38" 33°

Kappa Bootis

Bootes

-

14h 13.5m +51° 47' 4.6, 6.6 13.4" 236°

Mu Bootis

Bootes

-

15h 24.5m +37° 23' 4.3, 7.0 108" 171°

Pi Bootis

Bootes

-

14h 40.7m +16° 25' 4.9, 5.8 5.6" 108°

Xi Bootis

Bootes

-

14h 51.4m +19° 06' 4.7, 7.0 6.9" 332°

1 Camelopardalis

Camelopardalis

-

04h 32.0m +53° 55' 5.7, 6.8 10.3" 308°

32 Camelopardalis

Camelopardalis

-

12h 49.2m +83° 25' 5.3, 5.8 21.6' 326°

Iota Cancri

Cancer

-

08h 46.7m +28° 46' 4.2, 6.6 30" 307°

Zeta Cancri

Cancer

-

08h 12.2m +17° 39' 5.6, 6.0 5.9" 89°

Alpha Canum Venaticorum

Canes Venatici

Cor Caroli

12h 56.0m +38° 19' 2.9, 5.5 19.4" 229°

Epsilon Canis Majoris

Canis Major

Adhara

06h 58.6m -28° 58' 1.5, 7.4 7.5" 161°

Alpha Capricorni

Capricornus

Al Giedi

20h 18.1m -12° 33' 3.6, 4.2 378" 29°

Beta Capricorni

Capricornus

Dabih

20h 21.0m -14° 47' 3.4, 6.2 206" 267°

Eta Cassiopeiae

Cassiopeia

Achird

00h 49.1m +57° 49' 3.4, 7.5 12" 307°

Sigma Cassiopeiae

Cassiopeia

-

23h 59.0m +55° 45' 5.0, 7.1 3" 326°

Beta Cephei

Cephus

Alfirk

21h 28.7m +70° 34' 3.2, 7.9 13.3" 249°

Delta Cephei

Cephus

-

22h 29.2m +58° 25' 3.9, 6.3 191.9" 192°

Struve 2816

Cephus

-

21h 39.0m +57° 29' 5.6, 7.7, 7.8 11.7", 20" 121°, 339°

Xi Cephei

Cephus

Kurhah

22h 03.8m +64° 38' 4.4, 6.5 7.7" 277°

Gamma Ceti

Cetus

Kaffaljidhma

02h 43.3m +03° 14' 3.5, 7.3 2.8" 294°

24 Comae Berenices

Coma Berenices

-

12h 35.1m +18° 23' 5.2, 6.7 20.3" 271°

Sigma Coronae Borealis

Corona Borealis

-

16h 14.7m +33° 52' 5.6, 6.6 6.2" 233°

Zeta Coronae Borealis

Corona Borealis

-

15h 39.4m +36° 38' 5.1, 6.0 6.3" 305°

Delta Corvi

Corvus

Algorah

12h 29.9m -16° 31' 3.0, 9.2 24.2" 214°

31 Cygni

Cygnus

-

20h 13.6m +46° 44' 3.8, 6.7, 4.8 107", 337" 173°, 323°

61 Cygni

Cygnus

-

21h 06.9m +38° 45' 5.2, 6.0 28" 146°

Beta Cygni

Cygnus

Albireo

19h 30.7m +27° 58' 3.1, 5.1 34.4" 54°

Gamma Delphini

Delphinus

-

20h 46.7m +16° 07' 4.5, 5.5 9.6" 268°

16 / 17 Draconis

Draco

-

16h 36.2m +52° 55' 5.4, 6.4, 5.5 3.4", 90" 108°, 194°

40 / 41 Draconis

Draco

-

18h 00.2m +80° 00' 5.7, 6.1 19.3" 232°

Mu Draconis

Draco

-

17h 05.3m +54° 28' 5.7, 5.7 2.0" 42°

Nu Draconis

Draco

Kuma

17h 32.2m +55° 11' 4.9, 4.9 62" 312°

Psi Draconis

Draco

-

17h 41.9m +72° 09' 4.9, 6.1 30.3" 15°

32 Eridani

Eridanus

-

03h 54.3m -02° 57' 4.8, 6.1 6.8" 347°

55 Eridani

Eridanus

-

04h 43.6m -08° 48' 6.7, 6.8 9.2" 317°

Alpha Geminorum

Gemini

Castor

07h 34.6m +31° 53' 1.9, 2.9 2.2" 171°

Delta Geminorum

Gemini

Wasat

07h 20.1m +21° 59' 3.5, 8.2 6.8" 211°

95 Herculis

Hercules

-

18h 01.5m +21° 36' 5.0, 5.1 6.3" 258°

Alpha Herculis

Hercules

Ras Algethi

17h 14.6m +14° 23' 3.5, 5.4 4.7" 107°

Delta Herculis

Hercules

Sarin

17h 15.0m +24° 50' 3.1, 8.2 8.9" 236°

Kappa Herculis

Hercules

-

16h 08.1m +17° 03' 5.3, 6.5 28" 12°

Rho Herculis

Hercules

-

17h 23.7m +37° 09' 4.6, 5.6 4.1" 316°

Struve 2404

Hercules

-

18h 50.8m +10° 59' 6.9, 8.1 3.6" 183°

N Hydrae

Hydra

-

11h 32.3m -29° 16' 5.8. 5.9 9.2" 210°

8 Lacertae

Laceratta

-

22h 35.9m +39° 38' 5.7, 6.5 22.4" 186°

54 Leonis

Leo

-

10h 55.6m +24° 45' 4.5, 6.3 6.5" 110°

Alpha Leonis

Leo

Regulus

10h 08.4m +11° 58' 1.4, 7.7 177" 307°

Gamma Leonis

Leo

Algieba

10h 20.0m +19° 51' 2.2, 3.5 4.4" 122°

Gamma Leporis

Lepus

-

05h 44.5m -22° 27' 3.7, 6.3 96" 350°

Alpha Librae

Libra

Zuben El Genubi

14h 50.9m -16° 02' 2.8, 5.2 231" 314°

12 Lyncis

Lynx

-

06h 46.2m +59° 27' 5.4, 7.3 8.7" 308°

19 Lyncis

Lynx

-

07h 22.9m +55° 17' 5.6, 6.5 14.8" 315°

38 Lyncis

Lynx

-

09h 18.8m +36° 48' 3.9, 6.6 2.7" 229°

Beta Lyrae

Lyra

Sheliak

18h 50.1m +33° 22' 3.4, 8.6 46" 149°

Epsilon Lyrae

Lyra

Double Double

18h 44.3m +39° 40' 5.0, 6.1, 5.2, 5.5 208", 2.6", 2.3" 357°, 94°, 173°

Otto Struve 525

Lyra

-

18h 54.9m +33° 58' 6.0, 7.7 45" 350°

Zeta Lyrae

Lyra

-

18h 44.8m +37° 36' 4.3, 5.9 44" 150°

Beta Monocerotis

Monoceros

-

06h 28.8m -07° 02' 4.7, 5.2 7.3" 132°

Epsilon Monocerotis

Monoceros

-

06h 23.8m +04° 36' 4.5, 6.5 13.4" 27°

36 Ophiuchi

Ophiuchus

-

17h 15.3m -26° 36' 5.1, 5.1 4.4" 154°

70 Ophiuchi

Ophiuchus

-

18h 05.5m +02° 30' 4.2, 6.0 2.8" 72°

Omicron Ophiuchi

Ophiuchus

-

17h 18.0m -24° 17' 5.4, 6.9 10.3" 355°

Beta Orionis

Orion

Rigel

05h 14.5m -08° 12' 0.1, 6.8 9.5" 202°

Delta Orionis

Orion

Mintaka

05h 32.0m -00° 18' 2.2, 6.3 52.6" 359°

Iota Orionis

Orion

Nair al Saif

05h 35.4m -05° 55' 2.8, 6.9 11.3" 141°

Lambda Orionis

Orion

Meissa

05h 35.1m +09° 56' 3.6, 5.5 4.4" 43°

Sigma Orionis

Orion

-

05h 38.7m -02° 36' 4.0, 7.5, 6.5 12.9", 43" 84°, 61°

Struve 747

Orion

-

05h 35.0m -06° 00' 4.8, 5.7 35.7" 223°

Theta 1 Orionis

Orion

Trapezium

05h 35.3m -05° 23' 6.7, 7.9, 5.1, 6.7 8.8", 13", 21.5" 31°, 132°, 96°

Theta 2 Orionis

Orion

-

05h 35.4m -05° 25' 5.2, 6.5 52" 92°

Zeta Orionis

Orion

Alnitak

05h 40.8m -01° 57' 1.9, 4.0, 9.9 2.4", 58" 162°, 10°

Epsilon Pegasi

Pegasus

Enif

21h 44.2m +09° 52' 2.4, 8.4 142" 320°

Eta Persei

Perseus

Miram

02h 50.7m +55° 54' 3.8, 8.5 28.3" 300°

Struve 331

Perseus

-

03h 00.9m +52° 21' 5.3, 6.7 12.1" 85°

65 Piscium

Pisces

-

00h 49.9m +27° 43' 6.3, 6.3 4.4" 297°

Alpha Piscium

Pisces

Al Rischa

02h 02.0m +02° 46' 4.2, 5.1 1.7" 50°

Psi 1 Piscium

Pisces

-

01h 05.6m +21° 28' 5.6, 5.8 30" 159°

Zeta Piscium

Pisces

-

01h 13.7m +07° 35' 5.6, 6.5 23" 63°

Kappa Puppis

Puppis

-

07h 38.8m -26° 48' 4.5, 4.7 9.9" 318°

Beta Scorpii

Scorpius

Graffias

16h 05.4m -19° 48' 2.6, 4.9 13.6" 21°

Nu Scorpii

Scorpius

-

16h 12.0m -19° 28' 4.3, 6.4 41" 337°

Struve 1999

Scorpius

-

16h 04.4m -11° 27' 7.4, 8.1 11.6" 99°

Xi Scorpii

Scorpius

-

16h 04.4m -11° 22' 4.8, 7.3 7.6" 51°

Delta Serpentis

Serpens

-

15h 34.5m +10° 32' 4.2, 5.2 3.9" 178°

Theta Serpentis

Serpens

Alya

18h 56.2m +04° 12' 4.5, 5.4 22.3" 104°

118 Tauri

Taurus

-

05h 29.3m +25° 09' 5.8, 6.6 4.8" 204°

Chi Tauri

Taurus

-

04h 22.6m +25° 38' 5.5, 7.6 19.4" 24°

Iota Trianguli

Triangulum

-

02h 12.4m +30° 18' 5.3, 6.9 3.9" 71°

Zeta Ursae Majoris

Ursa Major

Mizar

13h 23.9m +54° 56' 2.3, 4.0, 4.0 14.4", 709" 152°, 71°

Alpha Ursae Minoris

Ursa Minor

Polaris

02h 31.8m +89° 16' 2.0, 9.0 18.4" 218°

Gamma Virginis

Virgo

Porrima

12h 41.7m -01° 27' 3.5, 3.5 3.6" 293°
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