Search Results - "Pojmanski, G."
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Optical, UV, and X-ray evidence for a 7-yr stellar cycle in Proxima Centauri
Published in Monthly notices of the Royal Astronomical Society (01-01-2017)“…Stars of stellar type later than about M3.5 are believed to be fully convective and therefore unable to support magnetic dynamos like the one that produces the…”
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The ASAS-SN catalogue of variable stars I: The Serendipitous Survey
Published in Monthly notices of the Royal Astronomical Society (01-07-2018)Get full text
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Six months of multiwavelength follow-up of the tidal disruption candidate ASASSN-14li and implied TDE rates from ASAS-SN
Published in Monthly notices of the Royal Astronomical Society (21-01-2016)“…We present ground-based and Swift photometric and spectroscopic observations of the candidate tidal disruption event (TDE) ASASSN-14li, found at the centre of…”
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The ASAS-SN Catalog of Variable Stars II: Uniform Classification of 412,000 Known Variables
Published in Monthly notices of the Royal Astronomical Society (01-06-2019)Get full text
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The ASAS-SN catalogue of variable stars III: variables in the southern TESS continuous viewing zone
Published in Monthly notices of the Royal Astronomical Society (01-05-2019)Get full text
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ASASSN-14ae: a tidal disruption event at 200 Mpc
Published in Monthly notices of the Royal Astronomical Society (11-12-2014)“…ASASSN-14ae is a candidate tidal disruption event (TDE) found at the centre of SDSS J110840.11+340552.2 (d ≃ 200 Mpc) by the All-Sky Automated Survey for…”
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The ASAS-SN catalogue of variable stars IX: The spectroscopic properties of Galactic variable stars
Published in Monthly notices of the Royal Astronomical Society (01-05-2021)“…ABSTRACT The All-Sky Automated Survey for Supernovae provides long baseline (∼4 yr) V-band light curves for sources brighter than V≲ 17 mag across the whole…”
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The ASAS-SN catalogue of variable stars – V. Variables in the Southern hemisphere
Published in Monthly notices of the Royal Astronomical Society (01-01-2020)“…ABSTRACT The All-Sky Automated Survey for Supernovae (ASAS-SN) provides long baseline (∼4 yr) light curves for sources brighter than V ≲ 17 mag across the…”
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Astronomy. ASASSN-15lh: A highly super-luminous supernova
Published in Science (American Association for the Advancement of Science) (15-01-2016)“…We report the discovery of ASASSN-15lh (SN 2015L), which we interpret as the most luminous supernova yet found. At redshift z = 0.2326, ASASSN-15lh reached an…”
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SN 2010jl in UGC 5189: Yet Another Luminous Type IIn Supernova in a Metal-poor Galaxy
Published in The Astrophysical journal (20-03-2011)“…We present All-Sky Automated Survey data starting 25 days before the discovery of the recent type IIn SN 2010jl, and we compare its light curve to other…”
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Orbital and physical parameters of eclipsing binaries from the ASAS catalogue – VIII. The totally eclipsing double-giant system HD 187669
Published in Monthly notices of the Royal Astronomical Society (01-04-2015)“…We present the first full orbital and physical analysis of HD 187669, recognized by the All-Sky Automated Survey (ASAS) as the eclipsing binary ASAS…”
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ASASSN-15oi: a rapidly evolving, luminous tidal disruption event at 216 Mpc
Published in Monthly notices of the Royal Astronomical Society (01-12-2016)“…We present ground-based and Swift photometric and spectroscopic observations of the tidal disruption event (TDE) ASASSN-15oi, discovered at the centre of 2MASX…”
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The ASAS-SN catalogue of variable stars – VII. Contact binaries are different above and below the Kraft break
Published in Monthly notices of the Royal Astronomical Society (01-04-2020)“…ABSTRACT We characterize ${\sim } 71\, 200$ W Ursae Majoris (UMa) type (EW) contact binaries, including ${\sim } 12\, 600$ new discoveries, using All-Sky…”
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The ASAS-SN catalogue of variable stars – IV. Periodic variables in the APOGEE survey
Published in Monthly notices of the Royal Astronomical Society (21-08-2019)“…ABSTRACT We explore the synergy between photometric and spectroscopic surveys by searching for periodic variable stars among the targets observed by the Apache…”
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ASASSN-15lh: A highly super-luminous supernova
Published in Science (American Association for the Advancement of Science) (15-01-2016)“…We report the discovery of ASASSN-15lh (SN 2015L), which we interpret as the most luminous supernova yet found. At redshift z = 0.2326, ASASSN-15lh reached an…”
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Where Is the Flux Going? The Long-term Photometric Variability of Boyajian's Star
Published in The Astrophysical journal (20-01-2018)“…We present ∼800 days of photometric monitoring of Boyajian's Star (KIC 8462852) from the All-Sky Automated Survey for Supernovae (ASAS-SN) and ∼4000 days of…”
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The ASAS-SN bright supernova catalogue – I. 2013–2014
Published in Monthly notices of the Royal Astronomical Society (01-01-2017)“…We present basic statistics for all supernovae discovered by the All-Sky Automated Survey for SuperNovae (ASAS-SN) during its first year-and-a-half of…”
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THE YOUNG AND BRIGHT TYPE IA SUPERNOVA ASASSN-14lp: DISCOVERY, EARLY-TIME OBSERVATIONS, FIRST-LIGHT TIME, DISTANCE TO NGC 4666, AND PROGENITOR CONSTRAINTS
Published in The Astrophysical journal (01-08-2016)“…ABSTRACT On 2014 December 9.61, the All-sky Automated Survey for SuperNovae (ASAS-SN or "Assassin") discovered ASASSN-14lp just ∼2 days after first light using…”
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Eclipsing binaries in the All Sky Automated Survey catalogue
Published in Monthly notices of the Royal Astronomical Society (21-05-2006)“…The All Sky Automated Survey (ASAS) is a long-term project to monitor bright variable stars over the whole sky. It has discovered 50 099 variables brighter…”
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Pre-discovery and Follow-up Observations of the Nearby SN 2009nr: Implications for Prompt Type Ia Supernovae
Published in The Astrophysical journal (10-01-2011)“…We present photometric and spectroscopic observations of the Type Ia supernova SN 2009nr in UGC 8255 (z = 0.0122). Following the discovery announcement at what…”
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