Variable Stars, Part 3
38 entries in the Variable Stars, Part 3 compendium.
HD 166A BY Draconis variable star in Andromeda with starspot-driven brightness changes.HD 6226A Be star cycling between B and Be states with a 2.615-day rotation period.V455 AndromedaeA magnetic dwarf nova with permanent superhumps and a single superoutburst.V529 AndromedaeFirst star known to combine Gamma Doradus and Delta Scuti pulsations.HD 15082First Delta Scuti variable known to host a planet.XZ AndromedaeAn Algol-type eclipsing binary with suspected additional companions.Z AndromedaePrototype of symbiotic variable stars, a binary with dramatic outbursts.HR 4049A metal-poor post-AGB binary with a unique circumbinary disk.CE AntliaeYoung M-dwarf with a debris disk and a directly imaged planet candidate.S AntliaeA short-period W Ursae Majoris binary in Antlia.T AntliaeClassical Cepheid variable with a debated sub-type and consistent light curve.U AntliaeCarbon star with two dust shells, irregularly variable.MY ApodisA pulsating white dwarf in Apus, discovered in 1974.HD 137509A helium-weak Bp star with a 29 kG magnetic field.R ApodisDisputed variable star in Apus, first noted in 1873.S ApodisA distant carbon star and R Coronae Borealis variable in Apus.AE AquariiFirst white dwarf known to emit pulsar-like pulsations.3 AquariiA red giant irregular variable star in Aquarius.EP AquariiSemiregular variable with a complex circumstellar envelope.EW AquariiA low-amplitude Delta Scuti variable in Aquarius.EZ AquariiTriple red dwarf flare star system 11.1 light-years away.Gliese 867Nearest quadruple system with a red dwarf primary star.74 AquariiA triple star system with a tiny 0.01-magnitude variation.HK AquariiRapidly rotating red dwarf with strong magnetic activity.HU AquariiEclipsing binary with disputed eclipse timing variations.LL AquariiAn Algol-type eclipsing binary with a solar-twin secondary.HD 213637A cool, magnetic roAp star in Aquarius.R AquariiSymbiotic Mira variable with jets and a dusty nebula.U AquariiRare hydrogen-deficient carbon star with unusual s-process abundances.FF AquilaeA classical Cepheid variable with a possible quadruple star system.R AquilaeA Mira variable with a steadily decreasing period and amplitude.TT AquilaeClassical Cepheid with asymmetric light curve and disputed mass.U AquilaeA classical Cepheid variable in a spectroscopic binary system.V368 AquilaeSecond nova in Aquila in 1936, with a long orbital period.V500 AquilaeFast nova discovered in 1943 near Altair.V603 AquilaeBrightest nova since Kepler's Supernova, peaked at magnitude −0.5.V606 AquilaeA fast nova in Aquila, later a recurrent dwarf nova.V923 AquilaeA spectroscopic binary with a shell star and variable brightness.
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