Smartt, S. J., Eldridge, J. J., Crockett, R. M., Maund, J. R.
We present the results of a 10.5 yr, volume limited (28 Mpc) search for supernova (SN) progenitor stars. We compile all SNe discovered within this volume (132, of which 27% are type Ia) and determine...
VLT detection of a red supergiant progenitor of the type IIP supernova 2008bk (2008)
Mattila, S., Smartt, S. J., Eldridge, J. J., Maund, J. R., Crockett, R. M., Danziger, I. J.
We report the identification of a source coincident with the position of the nearby type II-P supernova (SN) 2008bk in high quality optical and near-infrared pre-explosion images from the ESO Very...
Core-collapse supernovae in low-metallicity environments and future all-sky transient surveys (2008)
Young, D. R., Smartt, S. J., Mattila, S., Tanvir, N. R., Bersier, D., Chambers, K. C., ...
Aims: Massive stars in low-metallicity environments may produce exotic explosions such as long-duration gamma-ray bursts and pair-instability supernovae when they die as core-collapse supernovae...
The type IIb SN 2008ax: the nature of the progenitor (2008)
Crockett, R. M., Eldridge, J. J., Smartt, S. J., Pastorello, A., Gal-Yam, A., Fox, D. B., ...
A source coincident with the position of the type IIb supernova (SN) 2008ax is identified in pre-explosion Hubble Space Telescope (HST) Wide Field Planetary Camera 2 observations in three optical...
The type IIb SN 2008ax: spectral and light curve evolution (2008)
Pastorello, A., Kasliwal, M. M., Crockett, R. M., Valenti, S., Arbour, R., Itagaki, K., ...
We present spectroscopy and photometry of the He-rich supernova (SN) 2008ax. The early-time spectra show prominent P-Cygni H lines, which decrease with time and disappear completely about two months...
The blue supergiant Sher 25 and its intriguing hourglass nebula (2008)
Hendry, M. A., Smartt, S. J., Skillman, E. D., Evans, C. J., Trundle, C., Lennon, D. J., ...
The blue supergiant Sher 25 is surrounded by an asymmetric, hourglass-shaped circumstellar nebula. Its structure and dynamics have been studied previously through high-resolution imaging and...
The VLT-FLAMES Survey of Massive Stars (2008)
Evans, C. J., Hunter, I., Smartt, S. J., Lennon, D. J., De Koter, A., Mokiem, M. R., ...
The VLT-FLAMES Survey of Massive Stars was an ESO Large Programme to understand rotational mixing and stellar mass-loss in different metallicity environments, in order to better constrain massive...
Pastorello, A., Mattila, S., Zampieri, L., Della Valle, M., Smartt, S. J., Valenti, S., ...
We present new spectroscopic and photometric data of the type Ibn supernovae 2006jc, 2000er and 2002ao. We discuss the general properties of this recently proposed supernova family, which also...
Pastorello, A., Quimby, R. M., Smartt, S. J., Mattila, S., Navasardyan, H., Crockett, R. M., ...
We present photometric and spectroscopic data of the peculiar SN 2005la, an object which shows an optical light curve with some luminosity fluctuations and spectra with comparably strong narrow...
Core-collapse supernovae in low-metallicity environments and future all-sky transient surveys (2008)
Young, D.R., Smartt, S.J., Mattila, S., Tanvir, N.R., Bersier, D., Chambers, K.C., ...
Aims. Massive stars in low-metallicity environments may produce exotic explosions such as long-duration gamma-ray bursts and pair-instability supernovae when they die as core-collapse supernovae...
Hunter, I., Lennon, D. J., Dufton, P. L., Trundle, C., Simon-Diaz, S., Smartt, S. J., ...
We provide atmospheric parameters and rotational velocities of a large sample (~400) of O- and early B-type stars, analysed in a homogeneous and consistent manner, for use in constraining theoretical...
Hunter, I., Brott, I., Lennon, D. J., Langer, N., Dufton, P. L., Trundle, C., ...
Rotation has become an important element in evolutionary models of massive stars, specifically via the prediction of rotational mixing. Here, we study a sample of stars, including rapid rotators, to...
A very faint core-collapse supernova in M85 (2007)
Pastorello, A., Della Valle, M., Smartt, S. J., Zampieri, L., Benetti, S., Cappellaro, E., ...
An anomalous transient in the early Hubble-type (S0) galaxy Messier 85 (M85) in the Virgo cluster was discovered by Kulkarni et al. (2007) on 7 January 2006 that had very low luminosity (peak...
The empirical metallicity dependence of the mass-loss rate of O- and early B-type stars (2007)
Mokiem, M. R., De Koter, A., Vink, J. S., Puls, J., Evans, C. J., Smartt, S. J., ...
[Abridged] We present a comprehensive study of the metallicity dependence of the mass-loss rates in stationary stellar winds of hot massive stars. Assuming a power-law dependence of mass loss on...
Trundle, C., Dufton, P. L., Hunter, I., Evans, C. J., Lennon, D. J., Smartt, S. J, ...
We present an analysis of high resolution VLT-FLAMES spectra of 61 B-type stars with relatively narrow-lined spectra located in 4 fields centered on the Milky Way clusters; NGC3293 & NGC4755 and the...
A deeper search for the progenitor of the Type Ic Supernova 2002ap (2007)
Crockett, R. M., Smartt, S. J., Eldridge, J. J., Mattila, S., Young, D. R., Pastorello, A., ...
(Abridged) We present a search for the progenitor star of the Type Ic Supernova 2002ap in deep, high quality pre-explosion observations taken with the Canada-France-Hawaii Telescope (CFHT). Aligning...
Mokiem, M. R., De Koter, A., Evans, C. J., Puls, J., Smartt, S. J., Crowther, P. A., ...
[Abridged] We have studied the optical spectra of 28 O- and early B-type stars in the Large Magellanic Cloud, 22 of which are associated with the young star-forming region N11. Stellar parameters are...
A giant outburst two years before the core-collapse of a massive star (2007)
Pastorello, A., Smartt, S. J., Mattila, S., Eldridge, J. J., Young, D., Itagaki, K., ...
The death of massive stars produces a variety of supernovae, which are linked to the structure of the exploding stars. The detection of several precursor stars of Type II supernovae have been...
A Short-Timescale Candidate Microlensing Event in the POINT-AGAPE Pixel Lensing Survey of M31 (2007)
Auriere, M., Baillon, P., Bouquet, A., Carr, B.J., Creze, M., Evans, N.W., ...
The POINT-AGAPE survey: 4 high signal-to-noise microlensing candidates detected towards M31 (2007)
Paulin-Henriksson, S., Baillon, P., Bouquet, A., Carr, B.J., Creze, M., Evans, N.W., ...
We have carried out a survey of the Andromeda galaxy for unresolved microlensing (pixel lensing). We present a subset of four short timescale, high signal-to-noise microlensing candidates found by...
The POINT-AGAPE survey: 4 high signal-to-noise microlensing candidates detected towards M31 (2007)
Paulin-Henriksson, S., Baillon, P., Bouquet, A., Carr, B.J., Creze, M., Evans, N.W., ...
We have carried out a survey of the Andromeda galaxy for unresolved microlensing (pixel lensing). We present a subset of four short timescale, high signal-to-noise microlensing candidates found by...
The POINT-AGAPE survey: 4 high signal-to-noise microlensing candidates detected towards M31 (2007)
Paulin-Henriksson, S., Baillon, P., Bouquet, A., Carr, B.J., Creze, M., Evans, N.W., ...
We have carried out a survey of the Andromeda galaxy for unresolved microlensing (pixel lensing). We present a subset of four short timescale, high signal-to-noise microlensing candidates found by...
Ruling out a massive-assymptoic giant-branch star as the progenitor of supernova 2005cs (2007)
Eldridge, J. J., Mattila, S., Smartt, S. J.
We calculate the predicted UBVRIJHK absolute magnitudes for models of supernova progenitors and apply the result to the case of supernova 2005cs. We agree with previous results that the initial mass...
A giant outburst two years before the core-collapse of a massive star (2007)
Pastorello, A., Smartt, S. J., Mattila, S., Eldridge, J. J., Young, D., Itagaki, K., ...
A very faint core-collapse supernova in M85 (2007)
Pastorello, A., Della Valle, M., Smartt, S. J., Zampieri, L., Benetti, S., Cappellaro, E., ...
POINT-AGAPE Pixel Lensing Survey of M31 : Evidence for a MACHO contribution to Galactic Halos (2006)
Calchi Novati, S., Paulin-Henriksson, S., An, J., Baillon, P., Belokurov, V., Carr, B.J., ...
The POINT-AGAPE collaboration is carrying out a search for gravitational microlensing toward M31 to reveal galactic dark matter in the form of MACHOs (Massive Astrophysical Compact Halo Objects) in...
POINT-AGAPE Pixel Lensing Survey of M31 : Evidence for a MACHO contribution to Galactic Halos (2006)
Calchi Novati, S., Paulin-Henriksson, S., An, J., Baillon, P., Belokurov, V., Carr, B.J., ...
The POINT-AGAPE collaboration is carrying out a search for gravitational microlensing toward M31 to reveal galactic dark matter in the form of MACHOs (Massive Astrophysical Compact Halo Objects) in...
POINT-AGAPE Pixel Lensing Survey of M31 : Evidence for a MACHO contribution to Galactic Halos (2006)
Calchi Novati, S., Paulin-Henriksson, S., An, J., Baillon, P., Belokurov, V., Carr, B.J., ...
The POINT-AGAPE collaboration is carrying out a search for gravitational microlensing toward M31 to reveal galactic dark matter in the form of MACHOs (Massive Astrophysical Compact Halo Objects) in...
Classical novae from the POINT-AGAPE microlensing survey of M31 -- I. The nova catalogue (2006)
Darnley, M.J., Bode, M.F., Kerins, E., Newsam, A.M., An, J., Baillon, P., ...
The POINT-AGAPE survey is an optical search for gravitational microlensing events towards the Andromeda Galaxy (M31). As well as microlensing, the survey is sensitive to many different classes of...
Hunter, I., Dufton, P. L., Smartt, S. J., Ryans, R. S. I., Evans, C. J., Lennon, D. J., ...
We present an analysis of high-resolution FLAMES spectra of approximately 50 early B-type stars in three young clusters at different metallicities, NGC6611 in the Galaxy, N11 in the Large Magellanic...
SN 2004A: another Type II-P supernova with a red supergiant progenitor (2006)
Henrdy, M. A., Smartt, S. J., Crockett, R. M., Maund, J. R., Gal-Yam, A., ...
We present a monitoring study of SN 2004A and probable discovery of a progenitor star in pre-explosion Hubble Space Telescope (HST) images. The photometric and spectroscopic monitoring of SN 2004A...
The VLT-FLAMES survey of massive stars: Mass loss and rotation of early-type stars in the SMC (2006)
Mokiem, M. R., De Koter, A., Evans, C. J., Puls, J., Smartt, S. J., Crowther, P. A., ...
We have studied the optical spectra of a sample of 31 O- and early B-type stars in the Small Magellanic Cloud, 21 of which are associated with the young massive cluster NGC 346. Stellar parameters...
Evans, C. J., Lennon, D. J., Smartt, S. J., Trundle, C.
We present new observations of 470 stars using the Fibre Large Array Multi-Element Spectrograph (FLAMES) instrument in fields centered on the clusters NGC 330 and NGC 346 in the Small Magellanic...
Dufton, P. L., Smartt, S. J., Lee, J. K., Ryans, R. S. I., Hunter, I., Evans, C. J., ...
An analysis is presented of VLT-FLAMES spectroscopy for three Galactic clusters, NGC3293, NGC4755 and NGC6611. Non-LTE model atmosphere calculations have been used to estimate effective temperatures...
Darnley, M.J., Bode, M.F., Kerins, E., Newsam, A.M., An, J., Baillon, P., ...
We report the results of our statistical study of the POINT-AGAPE CNe catalogue. The first Sloan $r'$ and $i'$ analysis of the MMRD relationship in M31 is performed using the resulting POINT-AGAPE CN...
SN 2004A: Another Type II-P Supernova with a Red Supergiant Progenitor (2006)
Hendry, M. A., Smartt, S. J., Crockett, R. M., Maund, J. R., Gal-Yam, A., ...
We present a monitoring study of SN 2004A and probable discovery of a progenitor star in pre-explosion HST images. The photometric and spectroscopic monitoring of SN 2004A show that it was a normal...
Faint Supernovae and Supernova Impostors: Case studies of SN2002kg/NGC2403-V37 and SN 2003gm (2006)
Maund, J. R., Smartt, S. J., Pastorello, A., Nelemans, G., Bresolin, F., ...
Photometric and spectroscopic observations of the faint Supernovae (SNe) 2002kg and 2003gm, and their precursors, in NGC 2403 and NGC 5334 respectively, are presented. The properties of these SNe are...
The VLT-FLAMES survey of massive stars: mass loss and rotation of early-type stars in the SMC (2006)
Moekiem, M.R., Koter, A. De, Evans, C.J., Puls, J., Smartt, S.J., Crowther, P.A., ...
VLT-FLAMES survey of massive stars (Evans+, 2005) (2006)
Evans, C.J., Smartt, S.J., Lee, J.K., Lennon, D.J., Kaufer, A., Dufton, P.L., ...
Astrometry and photometry for our target fields were acquired from observations for the ESO Imaging Survey (EIS) that used the Wide Field Imager (WFI) at the 2.2-m MPG/ESO telescope. The brightest...
Darnley, M J, Bode, M F, Kerins, E, Newsam, A M, An, J, Baillon, Paul, ...
We report the results of our statistical study of the POINT-AGAPE CNe catalogue. The first Sloan $r'$ and $i'$ analysis of the MMRD relationship in M31 is performed using the resulting POINT-AGAPE CN...
Darnley, M. J., Bode, M. F., Kerins, E., Newsam, A. M., An, J., Baillon, P., ...
We report the results of our statistical study of the POINT-AGAPE CNe catalogue. The first Sloan $r'$ and $i'$ analysis of the MMRD relationship in M31 is performed using the resulting POINT-AGAPE CN...
VLT-FLAMES observations of young stellar clusters in the Magellanic Clouds (2005)
Evans, C. J., Lennon, D. J., Smartt, S. J.
We introduce our VLT-FLAMES survey of massive stars in the Galaxy and the Magellanic Clouds, giving details of the observations in our younger fields in the LMC and SMC. In particular we highlight a...
The Progenitor of SN 2005cs in the Whirlpool Galaxy (2005)
Maund, J. R., Smartt, S. J., Danziger, I. J.
The progenitor of SN 2005cs, in the galaxy M51, is identified in pre-explosion HST ACS WFC imaging. Differential astrometry, with post-explosion ACS HRC F555W images, permitted the identification of...
POINT-AGAPE Pixel Lensing Survey of M31: Evidence for a MACHO contribution to Galactic Halos (2005)
Novati, S C, Paulin-Henriksson, S, An, J, Baillon, Paul, Belokurov, V, Carr, B J, ...
The POINT-AGAPE collaboration is carrying out a search for gravitational microlensing toward M31 to reveal galactic dark matter in the form of MACHOs (Massive Astrophysical Compact Halo Objects) in...
POINT-AGAPE Pixel Lensing Survey of M31 : Evidence for a MACHO contribution to Galactic Halos (2005)
Novati, S. Calchi, Paulin-Henriksson, S., An, J., Baillon, P., Belokurov, V., Carr, B. J., ...
The POINT-AGAPE collaboration is carrying out a search for gravitational microlensing toward M31 to reveal galactic dark matter in the form of MACHOs (Massive Astrophysical Compact Halo Objects) in...
Evans, C. J., Smartt, S. J., Lennon, D. J., Kaufer, A., Dufton, P. L., ...
We introduce a new survey of massive stars in the Galaxy and the Magellanic Clouds using the Fibre Large Array Multi-Element Spectrograph (FLAMES) instrument at the Very Large Telescope (VLT). Here...
The POINT-AGAPE survey II: An Unrestricted Search for Microlensing Events towards M31 (2005)
Belokurov, V., An, J., Evans, N.W., Hewett, P., Baillon, P., Calchi Novati, S., ...
An automated search is carried out for microlensing events using a catalogue of 44554 variable superpixel lightcurves derived from our three-year monitoring program of M31. Each step of our candidate...
The POINT-AGAPE survey II: An Unrestricted Search for Microlensing Events towards M31 (2005)
Belokurov, V, An, J, Evans, N W, Hewett, P C, Baillon, Paul, Novati, S C, ...
An automated search is carried out for microlensing events using a catalogue of 44554 variable superpixel lightcurves derived from our three-year monitoring program of M31. Each step of our candidate...
A Study of the Type II-P Supernova 2003gd in M74 (2005)
Hendry, M. A., Smartt, S. J., Maund, J. R., Pastorello, A., Zampieri, L., Benetti, S., ...
We present photometric and spectroscopic data of the type II-P supernova 2003gd, which was discovered in M74 close to the end of its plateau phase. SN 2003gd is the first type II supernova to have a...
Darnley, M.J., Bode, M.F., Kerins, E., Newsam, A.M., An, J., Baillon, P., ...
We report the results of our statistical study of the POINT-AGAPE CNe catalogue. The first Sloan $r'$ and $i'$ analysis of the MMRD relationship in M31 is performed using the resulting POINT-AGAPE CN...
POINT-AGAPE Pixel Lensing Survey of M31 : Evidence for a MACHO contribution to Galactic Halos (2005)
Calchi Novati, S., Paulin-Henriksson, S., An, J., Baillon, P., Belokurov, V., Carr, B.J., ...
The POINT-AGAPE collaboration is carrying out a search for gravitational microlensing toward M31 to reveal galactic dark matter in the form of MACHOs (Massive Astrophysical Compact Halo Objects) in...
The POINT-AGAPE survey II: An Unrestricted Search for Microlensing Events towards M31 (2005)
Belokurov, V., An, J., Evans, N.W., Hewett, P., Baillon, P., Calchi Novati, S., ...
An automated search is carried out for microlensing events using a catalogue of 44554 variable superpixel lightcurves derived from our three-year monitoring program of M31. Each step of our candidate...
Darnley, M.J., Bode, M.F., Kerins, E., Newsam, A.M., An, J., Baillon, P., ...
We report the results of our statistical study of the POINT-AGAPE CNe catalogue. The first Sloan $r'$ and $i'$ analysis of the MMRD relationship in M31 is performed using the resulting POINT-AGAPE CN...
POINT-AGAPE Pixel Lensing Survey of M31 : Evidence for a MACHO contribution to Galactic Halos (2005)
Calchi Novati, S., Paulin-Henriksson, S., An, J., Baillon, P., Belokurov, V., Carr, B.J., ...
The POINT-AGAPE collaboration is carrying out a search for gravitational microlensing toward M31 to reveal galactic dark matter in the form of MACHOs (Massive Astrophysical Compact Halo Objects) in...
The POINT-AGAPE survey II: An Unrestricted Search for Microlensing Events towards M31 (2005)
Belokurov, V., An, J., Evans, N.W., Hewett, P., Baillon, P., Calchi Novati, S., ...
An automated search is carried out for microlensing events using a catalogue of 44554 variable superpixel lightcurves derived from our three-year monitoring program of M31. Each step of our candidate...
Spectroscopy of the type Ia supernova SN 2002er: Days -11 to +215 (2005)
Kotak, R., Meikle, W. P. S., Pignata, G., Stehle, M., Smartt, S. J., Benetti, S., ...
The POINT-AGAPE survey II: An Unrestricted Search for Microlensing Events towards M31 (2004)
Belokurov, V., An, J., Evans, N. W., Hewett, P., Baillon, P., Novati, S. Calchi, ...
An automated search is carried out for microlensing events using a catalogue of 44554 variable superpixel lightcurves derived from our three-year monitoring program of M31. Each step of our candidate...