List of variable stars: Difference between revisions

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Revision as of 17:43, 13 March 2014

There are over 41,638 known variable stars (2008), with more being discovered regularly, so a complete list of every single variable is impossible at this place (cf. GCVS). The following is a list of variable stars that are well-known, bright, significant, or otherwise interesting.

Designation (name)	Constellation	Discovery	Apparent magnitude (Maximum)^[1]	Apparent magnitude (Minimum)^[2]	Period	Type	Comment
R And	Andromeda		Template:Nk	14^m.9	409 d	Mira variable (M)
S And (Supernova 1885)	Andromeda	Ernst Hartwig, August 20, 1885	Template:Nk	<16^m	-	Supernova (SNI)
U Ant	Antlia		Template:Nk	9^m.7 (p)	-	LB-star
θ Aps	Apus		Template:Nk	8^m.6 (p)	119 d	Semiregular (SRB)
η Aql	Aquila	Pigott, 1784	Template:Nk	4^m.39	7.17664 d	Cepheid (DCEP)
R Aql	Aquila		Template:Nk	12^m.0	284 d	Mira variable (M)
V Aql	Aquila		Template:Nk	8^m.4	353 d	Semiregular variable (SRB)
R Aqr	Aquarius	Karl Ludwig Harding, 1811	Template:Nk	12^m.4	387 d	Mira variable (M)
T Aqr	Aquarius		Template:Nk	14^m.2	202 d	Mira variable (M)
U Ara	Ara		Template:Nk	14^m.1	225 d	Mira variable (M)
R Ari	Aries		Template:Nk	13^m.7	187 d	Mira variable (M)
U Ari	Aries		Template:Nk	15^m.2	371 d	Mira variable (M)
ε Aur	Auriga	J.H. Fritsch, 1821	Template:Nk	3^m.83	27.08 years	Algol variable (EA/GS)
R Aur	Auriga		Template:Nk	13^m.9	458 d	Mira variable (M)
AE Aur	Auriga		Template:Nk	6^m.08	-	Orion variable (INA)
R Boo	Boötes		Template:Nk	13^m.1	223 d	Mira variable (M)
W Boo	Boötes		Template:Nk	5^m.4	~450 d	Semiregular (SRB:)
X Cam	Camelopardalis		Template:Nk	14^m.2	144 d	Mira variable (M)
VZ Cam	Camelopardalis		Template:Nk	4^m.96	23.7 d	Semiregular variable (SR)
R Cap	Capricornus	Hind, 1848	Template:Nk	14^m.9	345 d	Mira variable (M)
η Car	Carina	Burchell, 1827	Template:Nk	7^m.9	-	S Doradus (SDOR)	"The unpredictable supergiant"
l Car	Carina		Template:Nk	4^m.18	35.53584 d	Cepheid (DCEP)
R Car	Carina		Template:Nk	10^m.5	309 d	Mira variable (M)
S Car	Carina		Template:Nk	9^m.9	149 d	Mira variable (M)
γ Cas	Cassiopeia		Template:Nk	3^m.0	-	Gamma Cassiopeiae (GCAS)
R Cas	Cassiopeia		Template:Nk	13^m.5	430 d	Mira variable (M)
S Cas	Cassiopeia		Template:Nk	16^m.1	612 d	Mira variable (M)
W Cas	Cassiopeia		Template:Nk	12^m.5	406 d	Mira variable (M)
WZ Cas	Cassiopeia		Template:Nk	8^m.5	-	Semiregular variable (SRB)	Visual double star, visible through binoculars
R Cen	Centaurus		Template:Nk	11^m.8	546 d	Mira variable (M)
S Cen	Centaurus		Template:Nk	10^m.7 (p)	65 d	Semiregular variable (SR)
T Cen	Centaurus		Template:Nk	9^m.0	90.44 d	Semiregular variable (SRA)
V645 Cen (Proxima Centauri)	Centaurus		Template:Nk	13^m.12 (B)	-	UV Ceti (UV)
δ Cep	Cepheus	John Goodricke, 1784	Template:Nk	4^m.37	5.36634 d	Cepheid (DCEP) prototype	double star, visible in binoculars
μ Cep	Cepheus	William Herschel, 1782	Template:Nk	5^m.1	730 d	Semiregular variable (SRC)
S Cep	Cepheus		Template:Nk	12^m.9	487 d	Mira (M)
T Cep	Cepheus		Template:Nk	11^m.3	388 d	Mira (M)
U Cep	Cepheus		Template:Nk	9^m.24	2.49305 d	Algol type (EA/SD)
SS Cep	Cepheus		Template:Nk	9^m.1 (p)	90 d	Semiregular (SRB)
AR Cep	Cepheus		Template:Nk	7^m.9	-	Semiregular (SRB)
ο Cet (Mira)	Cetus	David Fabricius, 1596; variability may have been first noted by Johannes Fokkes Holwarda, 1638	Template:Nk	10^m.1	332 d	Mira (M)	"The miraculous"
T Cet	Cetus		Template:Nk	6^m.9	159 d	Semiregular (SRC)
U Cet	Cetus		Template:Nk	13^m.4	235 d	Mira (M)
W Cet	Cetus		Template:Nk	14^m.8	351 d	Mira (M)
R Cha	Chamaeleon		Template:Nk	14^m.2	335 d	Mira (M)
R CMa	Canis Major		Template:Nk	6^m.34	1.13594 d	Algol type (EA/SD)
VY CMa	Canis Major		Template:Nk	9^m.6	-	unique (*)
FW CMa	Canis Major		Template:Nk	5^m.50	-	Gamma Cassiopeiae (GCAS)
S CMi	Canis Minor		Template:Nk	13^m.2	333 d	Mira (M)
R Cnc	Cancer		Template:Nk	11^m.8	362 d	Mira (M)
S Cnc	Cancer	Hind, 1848	Template:Nk	10^m.25	9.48455 d	Algol type (EA/DS)
T Cnc	Cancer	Hind, 1850	Template:Nk	10^m.5	482 d	Semiregular (SRB)
X Cnc	Cancer		Template:Nk	7^m.5	~195 d	Semiregular (SRB)
T Col	Columba		Template:Nk	12^m.7	226 d	Mira (M)
R Com	Coma Berenices		Template:Nk	14^m.6	363 d	Mira (M)
α CrB (Alphecca or Gemma)	Corona Borealis		Template:Nk	2^m.32 (B)	17.35991 d	Algol type (EA/DM)
R CrB	Corona Borealis	Piggott, 1795	Template:Nk	14^m.8	-	R Coronae Borealis (RCB)
S CrB	Corona Borealis		Template:Nk	14^m.1	360 d	Mira (M)
T CrB	Corona Borealis		Template:Nk	10^m.8	(80 years)	recurrent nova (NR)
U CrB	Corona Borealis		Template:Nk	8^m.79	3.45220 d	Algol type (EA/SD)
V CrB	Corona Borealis		Template:Nk	12^m.6	358 d	Mira (M)
W CrB	Corona Borealis		Template:Nk	14^m.3	238 d	Mira (M)
R Cru	Crux		Template:Nk	7^m.23	5.82575 d	Cepheid (DCEP)
R Crv	Corvus		Template:Nk	14^m.4	317 d	Mira (M)
χ Cyg	Cygnus	Kirch, 1686	Template:Nk	14^m.2	408 d	Mira (M)
R Cyg	Cygnus		Template:Nk	14^m.4	426 d	Mira (M)
U Cyg	Cygnus		Template:Nk	12^m.1	463 d	Mira (M)
W Cyg	Cygnus		Template:Nk	8^m.9 (B)	131 d	Semiregular (SRB)
X Cyg	Cygnus		Template:Nk	6^m.91	16.38633 d	Cepheid (DCEP)
RT Cyg	Cygnus		Template:Nk	13^m.1	190 d	Mira (M)
SS Cyg	Cygnus		Template:Nk	12^m.4	(49.5 d)	UGSS prototype
SU Cyg	Cygnus		Template:Nk	7^m.22	3.84555 d	Cepheid (DCEP)
CH Cyg	Cygnus		Template:Nk	8^m.49	-	Z Andromedae (ZAND+SR)
R Del	Delphinus		Template:Nk	13^m.8	285 d	Mira (M)
U Del	Delphinus		Template:Nk	8^m.9 (p)	~110 d	Semiregular (SRB)
EU Del	Delphinus		Template:Nk	6^m.9	59.7 d	Semiregular (SRB)
β Dor	Dorado		Template:Nk	4^m.08	9.8426 d	Cepheid (DCEP)
S Dor	Dorado		Template:Nk	11^m.5 (B)	-	SDOR prototype	in the Large Magellanic Cloud
R Dra	Draco		Template:Nk	13^m.2	246 d	Mira (M)
T Eri	Eridanus		Template:Nk	13^m.2	252 d	Mira (M)
R For	Fornax		Template:Nk	13^m.0	389 d	Mira (M)
η Gem	Gemini		Template:Nk	3^m.9	233 d	Semiregular (SRA+EA)
ζ Gem	Gemini		Template:Nk	4^m.18	10.15073 d	Cepheid (DCEP)
R Gem	Gemini	Hind, 1848	Template:Nk	14^m.0	370 d	Mira (M)
S Gem	Gemini	Hind, 1848	Template:Nk	14^m.7	293 d	Mira (M)
T Gem	Gemini	Hind, 1848	Template:Nk	15^m.0	288 d	Mira (M)
U Gem	Gemini		Template:Nk	14^m.9	(105.2 d)	dwarf nova (UGSS+E)
S Gru	Grus		Template:Nk	15^m.0	402 d	Mira (M)
α Her	Hercules	William Herschel, 1759	Template:Nk	4^m.0	-	Semiregular (SRC)
g Her (30 Her)	Hercules		Template:Nk	6^m.3	89.2 d	Semiregular (SRB)
u Her (68 Her)	Hercules		Template:Nk	5^m.37	2.05103 d	Algol type (EA/SD)
S Her	Hercules		Template:Nk	13^m.8	307 d	Mira (M)
U Her	Hercules		Template:Nk	13^m.4	406 d	Mira (M)
X Her	Hercules		Template:Nk	8^m.6 (p)	95.0 d	Semiregular (SRB)
R Hor	Horologium		Template:Nk	14^m.3	408 d	Mira (M)
U Hor	Horologium		Template:Nk	<15^m.1 (p)	348 d	Mira (M)
R Hya	Hydra	Maraldi, 1704	Template:Nk	10^m.9	389 d	Mira (M)
S Hya	Hydra	Hind, 1848	Template:Nk	13^m.3	257 d	Mira (M)
U Hya	Hydra		Template:Nk	9^m.4 (B)	~450 d	Semiregular (SRB)
VW Hya	Hydra		Template:Nk	9^m.4	196 d	Semiregular (SRB)
α UMi (Polaris)	Ursa Minor		Template:Nk	2^m.13	3.9696 d	Cepheid (DCEPS)
R Vir	Virgo	Harding, 1809	Template:Nk	12^m.1	146 d	Mira (M)
S Vir	Virgo		Template:Nk	13^m.2	375 d	Mira (M)

Notes

^ (visual magnitude, unless marked (B) (= blue) or (p) (= photographic))
^ (visual magnitude, unless marked (B) (= blue) or (p) (= photographic))

References

David H. Levy, Observing variable stars : a guide for the beginner
General Catalogue of Variable Stars

Revision as of 17:43, 13 March 2014

Notes

References

See also