Browsing Research publications by Author "Viironen, K."

Now showing items 1-15 of 15

    • 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 ...

    • Detection of new planetary nebulae by IPHAS, the Hα survey of the North Galactic plane 

      Corradi, R.L.M.; Greimel, R.; Leisy, P.; Mampaso, A.; Viironen, K.; Kovacevic, A.; Morris, R.; Phillipps, S.; Zijlstra, A.; Irwin, J.; Drew, J.E.; Hopewell, E.C.; Wright, N.; Barlow, M.; Irwin, M.; Walton, N.; Frew, D.J.; Parker, Q. A.; Groot, P.; Sokoloski, J.L.; Zurita, A. (American Institute of Physics (AIP), 2005-11-28)
      IPHAS is an ongoing Hα imaging survey of the North Galactic plane. When completed, it is expected to discover several hundred new Galactic planetary nebulae, in addition to a huge number of Hα emitters. We present here the ...

    • First release of the IPHAS catalogue of new extended planetary nebulae 

      Sabin, L.; Parker, Q. A.; Corradi, R.L.M.; Guzman-Ramirez, L.; Morris, R.A.H.; Zijlstra, A.A.; Bojičić, I. S.; Frew, D. J.; Guerrero, M.; Stupar, M.; Barlow, M. J.; Cortés Mora, F.; Drew, J.E.; Greimel, R.; Groot, P.; Irwin, J. M.; Irwin, M. J.; Mampaso, A.; Miszalski, B.; Olguín, L.; Phillipps, S.; García, M. Santander; Viironen, K.; Wright, N. J. (2014-10-01)
      We present the first results of our search for new, extended planetary nebulae (PNe) based on careful, systematic, visual scrutiny of the imaging data from the Isaac Newton Telescope Photometric Ha Survey of the Northern ...

    • 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 ...

    • 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 and the symbiotic stars 1: selection method and first discoveries 

      Corradi, R.L.M.; Rodriguez-Flores, E.R.; Mampaso, A.; Greimel, R.; Viironen, K.; Drew, J.E.; Lennon, D.J.; Mikolajewska, J.; Sabin, L.; Sokoloski, J. (2008)

    • IPHAS and the symbiotic stars. II. New discoveries and a sample of the most common mimics 

      Corradi, R.L.M.; Valentini, M.; Munari, U.; Drew, J.E.; Rodriguez-Flores, E.R.; Viironen, K.; Greimel, R.; Santander-Garcia, M.; Sabin, L.; Mampaso, A.; Parker, Q.A.; De Pew, K.; Sale, S.E.; Unruh, Y.C.; Vink, J.S.; Rodriguez-Gil, P.; Barlow, M.J.; Lennon, D.J.; Groot, P.; Giammanco, C.; Zijlstra, A.A.; Walton, N.A. (2010)
      Context. Knowledge of the total population of symbiotic stars in the Galaxy is important for understanding basic aspects of stellar evolution in interacting binaries and the relevance of this class of objects in the formation ...

    • IPHAS extinction distances to planetary nebulae 

      Giammanco, C.; Sale, S.E.; Corradi, R.L.M.; Barlow, M.J.; Viironen, K.; Sabin, L.; Santander-Garcia, M.; Frew, D.J.; Greimel, R.; Miszalski, B.; Phillipps, S.; Zijlstra, A.A.; Mampaso, A.; Drew, J.E.; Parker, Q.A.; Napiwotzki, R. (2011)
      Aims. The determination of reliable distances to planetary nebulae (PNe) is a major difficulty in the study of this class of objects in the Galaxy. The availability of new photometric surveys such as IPHAS (the INT/WFC ...

    • The Necklace : equatorial and polar outflows from the binary central star of the new planetary nebula IPHASX J194359.5+170901 

      Corradi, R. L. M.; Sabin, L.; Miszalski, B.; Rodriguez-Gil, P.; Santander-Garcia, M.; Jones, D.; Drew, J.E.; Mampaso, A.; Barlow, M.J.; Rubio-Diez, M. M.; Casares, J.; Viironen, K.; Frew, D. J.; Giammanco, C.; Greimel, R.; Sale, S. E. (2011-01)
      IPHASX J194359.5+170901 is a new high-excitation planetary nebula with remarkable characteristics. It consists of a knotty ring expanding at a speed of 28 km s-1, and a fast collimated outflow in the form of faint lobes ...

    • New candidate planetary nebulae in the IPHAS survey : The case of planetary nebulae with ISM interaction 

      Sabin, L.; Zijlstra, A.A.; Wareing, C.; Corradi, R.L.M.; Mampaso, A.; Viironen, K.; Wright, N.J.; Parker, Q. A. (2010-01-01)
      We present the results of the search for candidate Planetary Nebulae interacting with the interstellar medium (PNISM) in the framework of the INT Photometric H Survey (IPHAS) and located in the right ascension range 1820 ...

    • A new planetary nebula in the outer reaches of the galaxy 

      Viironen, K.; Mampaso, A.; Corradi, R.L.M.; Drew, J.E.; Frew, D.J.; Giammanco, C.; Greimel, R.; Liimets, T.; Lindberg, J.E.; Rodriguez, M.; Sabin, L.; Sale, S.E.; Wilson, P.A.; Zijlstra, A.A. (2011)
      Aims. A proper determination of the abundance gradient in the Milky Way requires the observation of objects at large galactiocentric distances. With this aim, we are exploring the planetary nebula population towards the ...

    • New young planetary nebulae in IPHAS 

      Viironen, K.; Mampaso, A.; Corradi, R.L.M.; Rodriguez, M.; Greimel, R.; Sabin, L.; Sale, S.E.; Unruh, Y.C.; Delgado-Inglada, G.; Drew, J.E.; Giammanco, C.; Groot, P.; Parker, Q.A.; Sokoloski, J.; Zijlstra, A.A. (2009)
      Aims. We search for very small-diameter galactic planetary nebulae (PNe) representing the earliest phases of PN evolution. The IPHAS catalogue of H-emitting stars provides a useful basis for this study since all sources ...

    • The Principes de Asturias nebula: a new quadrupolar planetary nebula from the IPHAS survey 

      Mampaso, A.; Corradi, R.L.M.; Viironen, K.; Leisy, P.; Greimel, R.; Drew, J.E.; Barlow, M.J.; Frew, D.J.; Irwin, J.; Morris, R.A.H.; Parker, Q.A.; Phillipps, S.; Rodriguez-Flores, E.R.; Zijlstra, A.A. (2006)

    • A Search for New Planetary Nebulae Located at Large Galactocentric Distances 

      Mampaso, A.; Viironen, K.; Corradi, R.L.M.; Drew, J.E.; Greimel, R.; Sabin, L. (Astronomical Society of the Pacific, 2007)
      We introduce the new Galactic Plane Hα survey IPHAS, present our PNe selection method, and discuss two examples of very distant new PNe.

    • 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 ...