Browsing by Author "Irwin, M.J."

Now showing items 1-20 of 27

    • AGB stars as tracers of metallicity and mean age across M 33 

      Cioni, M-R.L.; Irwin, M.J.; Ferguson, A.M.N.; McConnachie, A.; Conn, B.C.; Huxor, A.P.; Ibata, R.A.; Lewis, G.F.; Tanvir, N. (2008)
      Wide-field JHKs near-infrared observations covering an area of 1.8◦ × 1.8◦ centred on M33 were obtained using WFCAM at UKIRT. These data show a large population of intermediate-age asymptotic giant branch (AGB) stars. Aims. ...

    • The Arecibo Galaxy Environment Survey: precursor observations of the NGC 628 group 

      Auld, R.; Minchin, R.F.; Davies, J.; Catinella, B.; van Driel, W.; Henning, P.A.; Linder, S.; Momjian, E.; Muller, E.; O'Neil, K.; Sabatini, S.; Schneider, S.; Bothun, G.; Cortese, L.; Disney, M.; Hoffman, G.L.; Putman, M.; Rosenberg, J.L.; Baes, M.; de Blok, W.J.G.; Boselli, A.; Brinks, E.; Brosch, N.; Irwin, M.J.; Karachentsev, I.D.; Kilborn, V.A.; Koribalski, B.; Spekkens, K. (2006)

    • AstroGrid Virtual Observatory Access to Large Scale Surveys: The IPHAS Galactic Plane Survey - a Science Driven Example 

      Walton, N.A.; Gonzalez-Solares, E.; Irwin, M.J.; Drew, J.E.; Hopewell, E.C.; Greimel, R. (Astronomical Society of the Pacific, 2007)
      This paper describes how the IPHAS galactic plane survey data products are being made available utilizing the AstroGrid Virtual Observatory system (http://www.astrogrid.org). This is enabling the analysis of the large ...

    • Candidate planetary nebulae in the IPHAS photometric catalogue 

      Viironen, K.; Greimel, R.; Corradi, R.L.M.; Mampaso, A.; Rodriguez, M.; Sabin, L.; Delgado-Inglada, G.; Drew, J.E.; Giammanco, C.; Gonzalez-Solares, E.; Irwin, M.J.; Miszalski, B.; Parker, Q.A.; Rodriguez-Flores, E.R.; Zijlstra, A.A. (2009)
      Context. We have carried out a semi-automated search for planetary nebulae (PNe) in the INT photometric H-alpha survey (IPHAS) catalogue. We present the PN search and the list of selected candidates. We cross correlate the ...

    • The distance to the cool T9 brown dwarf ULAS J003402.77-005206.7 

      Smart, R.L.; Jones, H.R.A.; Lattanzi, M.G.; Leggett, S.K.; Warren, S.J.; Adamson, A.J.; Burningham, B.; Casali, M.; Evans, D.W.; Irwin, M.J.; Pinfield, D.J. (2010)
      Aims. We demonstrate the feasibility of determining parallaxes for nearby objects with the Wide Field Camera on the United Kingdom Infrared Telescope (UKIRT) using the UKIRT Infrared Deep Sky Survey as a first epoch. We ...

    • Early-A stars from IPHAS, and their distribution in and around the Cyg OB2 association 

      Drew, J.E.; Greimel, R.; Irwin, M.J.; Sale, S.E. (2008)

    • Extremely red stellar objects revealed by IPHAS 

      Wright, Nick; Greimel, R.; Barlow, M.J.; Drew, J.E.; Cioni, M-R.L.; Zijlstra, A.A.; Corradi, R.L.M.; Gonzalez-Solares, E.; Groot, P.; Irwin, J.; Irwin, M.J.; Mampaso, A.; Morris, R.A.H.; Steeghs, D.; Unruh, Y.C.; Walton, N.A. (2008)
      We present photometric analysis and follow-up spectroscopy for a population of extremely red stellar objects extracted from the point-source catalogue of the INT Photometric H Survey (IPHAS) of the northern galactic plane. ...

    • High spatial resolution Galactic 3D extinction mapping with IPHAS 

      Sale, S.E.; Drew, J.E.; Unruh, Y.C.; Irwin, M.J.; Knigge, C.; Phillips, S.; Zijlstra, A.A.; Gansicke, B.T.; Greimel, R.; Groot, P.; Mampaso, A.; Morris, R.A.H.; Napiwotzki, R.; Steeghs, D.; Walton, N.A. (2009)
      We present an algorithm (MEAD, for ‘Mapping Extinction Against Distance’) which will determine intrinsic (r′−i′) colour, extinction, and distance for early-A to K4 stars extracted from the IPHAS r′/i′/Hα photometric data ...

    • Initial Data Release from the INT Photometric H-alpha Survey of the Northern Galactic Plane (IPHAS) 

      Gonzalez-Solares, E.; Walton, N.A.; Greimel, R.; Drew, J.E.; Irwin, M.J.; Sale, S.E.; Andrews, K.; Aungwerojwit, A.; Barlow, M.J.; van den Besselaar, E.; Corradi, R.L.M.; Gaensicke, B.T.; Groot, P.; Hales, A.; Hopewell, E.C.; Hu, H.; Irwin, J.; Knigge, C.; Lagadec, E.; Leisy, P.; Lewis, J.R.; Mampaso, A.; Matsuura, M.; Moont, B.; Morales-Rueda, L.; Morris, R.A.H.; Naylor, T.; Parker, Q. A.; Prema, P.; Pyrzas, S.; Rixon, G.T.; Rodriguez-Gil, P.; Roelofs, G.; Sabin, L.; Skillen, I.; Suso, J.; Tata, R.; Viironen, K.; Vink, J.S.; Witham, A.; Wright, Nick; Zijlstra, A.A.; Zurita, A.; Drake, J.; Fabregat, J.; Lennon, D.J.; Lucas, P.W.; Martin, E.L.; Phillipps, S.; Steeghs, D.; Unruh, Y.C. (2008)
      The INT/WFC Photometric Hα Survey of the Northern Galactic Plane (IPHAS) is an imaging survey being carried out in Hα, r′ and i′ filters, with the Wide Field Camera (WFC) on the 2.5-m Isaac Newton Telescope (INT) to a depth ...

    • Initial data release of the Kepler-INT survey 

      Greiss, S.; Steeghs, D.; Gaensicke, B. T.; Martin, E. L.; Groot, P. J.; Irwin, M.J.; Gonzalez-Solares, E.; Greimel, R.; Knigge, C.; Ostensen, R. H.; Verbeek, K.; Drew, J.E.; Drake, J.; Jonker, P. G.; Ripepi, V.; Scaringi, S.; Southworth, J.; Still, M.; Wright, Nick; Farnhill, H.; van Haaften, L. M.; Shah, S. (2012-07)
      This paper describes the first data release of the Kepler-INT Survey (KIS) that covers a 116 deg(2) region of the Cygnus and Lyra constellations. The Kepler field is the target of the most intensive search for transiting ...

    • The INT Photometric Ha Survey of the Northern Galactic Plane (IPHAS) 

      Drew, J.E.; Greimel, R.; Irwin, M.J.; Aungwerojwit, A.; Barlow, M.J.; Corradi, R.L.M.; Drake, J.; Gansicke, B.T.; Groot, P.; Hales, A.; Hopewell, E.C.; Irwin, J.; Knigge, C.; Leisy, P.; Lennon, D.J.; Mampaso, A.; Masheder, M.R.W.; Matsuura, M.; Morales-Rueda, L.; Morris, R.A.H.; Parker, Q.A.; Phillipps, S.; Rodriguez-Gil, P.; Roelofs, G.; Skillen, I.; Sokoloski, J.; Steeghs, D.; Unruh, Y.C.; Viironen, K.; Vink, J.S.; Walton, N.A.; Witham, A.R.; Wright, Nick; Zijlstra, A.A.; Zurita, A. (2005)

    • IPHAS A-type stars with mid-infrared excesses in Spitzer surveys 

      Hales, A.; Barlow, M.J.; Drew, J.E.; Unruh, Y.C.; Greimel, R.; Irwin, M.J.; Gonzalez-Solares, E. (2009)

    • The IPHAS-POSS-I proper motion survey of the Galactic plane 

      Deacon, Niall; Groot, P.; Drew, J.E.; Greimel, R.; Hambly, N.C.; Irwin, M.J.; Aungwerojwit, A.; Drake, J.; Steeghs, D. (2009)
      We present a proper motion survey of the Galactic plane, using Isaac Newton Telescope (INT) Photometric Hα Survey (IPHAS) data and Palomar Sky Survey (POSS)-I Schmidt plate data as a first epoch, that probes down to proper ...

    • Metallicity and Mean Age Across M,33 

      Cioni, M-R.L.; Irwin, M.J.; Ferguson, A.M.N.; McConnachie, A.; Conn, B.C.; Huxor, Avon; Ibata, R.A.; Lewis, G.F.; Tanvir, Nial (Springer Nature, 2008)

    • Newly Discovered Globular Clusters in the Outer Halo of M31 

      Huxor, A.P.; Tanvir, N.; Irwin, M.J.; Ferguson, A.M.N.; Ibata, R.A.; Lewis, G.F.; Bridges, T. (Astronomical Society of the Pacific, 2004)
      We present nine newly discovered globular clusters in the outer halo of M31, found by a semi-automated procedure from an INT Wide Field Camera survey of the region. The sample includes a candidate at the largest known ...

    • A planetary nebula around Nova V458 Vulpeculae undergoing flash ionization 

      Wesson, R.; Barlow, M.J.; Corradi, R.L.M.; Drew, J.E.; Groot, P.; Knigge, C.; Steeghs, D.; Gaensicke, B.T.; Napiwotzki, R.; Rodriguez-Gil, P.; Zijlstra, A.A.; Bode, M.F.; Drake, J.; Frew, D.J.; Gonzalez-Solares, E.; Greimel, R.; Irwin, M.J.; Morales-Rueda, L.; Nelemans, G.; Parker, Q.A.; Sale, S.E. (2008)

    • The second data release of the INT Photometric Hα Survey of the Northern Galactic Plane (IPHAS DR2) 

      Barentsen, Geert; Farnhill, Hywel John; Drew, J.E.; Gonzalez-Solares, E.A.; Greimel, R.; Irwin, M.J.; Miszalski, Brent; Ruhland, Christine; Groot, P.; Mampaso, A.; Sale, S. E.; Henden, A.A.; Aungwerojwit, A.; Barlow, M.J.; Carter, P.R.; Corradi, R.L.M.; Drake, J. J.; Eisloffel, J.; Fabregat, J.; Gansicke, B.T.; Gentile Fusillo, N. P.; Greiss, S.; Hales, A.S.; Hodgkin, S.; Huckvale, L.; Irwin, J.; King, R.; Knigge, C.; Kupfer, T.; Lagadec, E.; Lennon, D.J.; Lewis, J.R.; Mohr-Smith, M.; Morris, R.A.H.; Naylor, T.; Parker, Q. A.; Phillipps, S.; Pyrzas, S.; Raddi, Roberto; Roelofs, G.; Rodriguez-Gil, P.; Sabin, L.; Scaringi, Simone; Steeghs, D.; Suso, J.; Tata, R.; Unruh, Y.C.; van Roestel, J.; Viironen, K.; Vink, J.S.; Walton, N.A.; Wright, Nick; Zijlstra, A.A. (2014-11-11)
      The INT/WFC Photometric Hα Survey of the Northern Galactic Plane (IPHAS) is a 1800 deg2 imaging survey covering Galactic latitudes |b| < 5° and longitudes ℓ = 30°–215° in the r, i, and Hα filters using the Wide Field Camera ...

    • Spectroscopic follow-up of ultraviolet-excess objects selected from the UVEX survey 

      Verbeek, K.; Groot, P.J.; Scaringi, S.; Nelemans, G.; Napiwotzki, R.; Spikings, B.; Drew, J.E.; Østensen, R.H.; Steeghs, D.; Gänsicke, B.T.; Casares, J.; Corral-Santana, J.M.; Corradi, R.L.M.; Deacon, Niall; Drake, J.J.; González-Solares, E.; Irwin, M.J.; Greimel, R.; Heber, U.; Knigge, C. (2012-10-21)
      We present the results of the first spectroscopic follow-up of 132 optically blue ultraviolet (UV)-excess sources selected from the UV-Excess Survey of the Northern Galactic Plane (UVEX). The UV-excess spectra are classified ...

    • The structure of the outer Galactic disc as revealed by IPHAS early A stars 

      Sale, S.E.; Drew, J.E.; Knigge, C.; Zijlstra, A.A.; Irwin, M.J.; Morris, R.A.H.; Phillipps, S.; Drake, J.; Greimel, R.; Unruh, Y.C.; Groot, P.; Mampaso, A.; Walton, N.A. (2010)
      This study is an investigation of the stellar density profile of the Galactic disc in the anticentre direction. We select over 40 000 early A stars from INT/WFC Photometric Hα Survey of the Northern Galactic Plane (IPHAS) ...

    • The UKIRT infrared deep sky survey first data release 

      Warren, S.J.; Hambly, N.C.; Dye, S.; Almaini, O.; Cross, N.J.G.; Edge, A.C.; Foucaud, S.; Hewett, P.C.; Hodgkin, S.T.; Irwin, M.J.; Jameson, R.F.; Lawrence, A.; Lucas, P.W.; Adamson, A.J.; Bandyopadhyay, R.M.; Bryant, J.; Collines, R.S.; Davis, C.J.; Dunlop, J.S.; Evans, D.W.; Gonzales-Solares, E.; Hirst, P.; Jarvis, M.J.; Kendall, T.R. (2007)